blob: d6cf36095e7e0f9eef29f63acf19082e9eae31eb [file] [log] [blame]
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/chrome_content_browser_client.h"
#include <map>
#include <set>
#include <utility>
#include <vector>
#include "base/base_switches.h"
#include "base/bind.h"
#include "base/bind_helpers.h"
#include "base/command_line.h"
#include "base/files/scoped_file.h"
#include "base/i18n/base_i18n_switches.h"
#include "base/i18n/character_encoding.h"
#include "base/json/json_reader.h"
#include "base/lazy_instance.h"
#include "base/macros.h"
#include "base/memory/ptr_util.h"
#include "base/metrics/field_trial_params.h"
#include "base/metrics/histogram_macros.h"
#include "base/path_service.h"
#include "base/strings/string_number_conversions.h"
#include "base/strings/string_split.h"
#include "base/strings/string_util.h"
#include "base/strings/stringprintf.h"
#include "base/strings/utf_string_conversions.h"
#include "base/threading/sequenced_worker_pool.h"
#include "base/threading/thread_task_runner_handle.h"
#include "build/build_config.h"
#include "chrome/browser/after_startup_task_utils.h"
#include "chrome/browser/browser_about_handler.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/browser_shutdown.h"
#include "chrome/browser/browsing_data/browsing_data_helper.h"
#include "chrome/browser/browsing_data/chrome_browsing_data_remover_delegate.h"
#include "chrome/browser/budget_service/budget_service_impl.h"
#include "chrome/browser/cache_stats_recorder.h"
#include "chrome/browser/chrome_content_browser_client_parts.h"
#include "chrome/browser/chrome_quota_permission_context.h"
#include "chrome/browser/client_hints/client_hints.h"
#include "chrome/browser/content_settings/cookie_settings_factory.h"
#include "chrome/browser/content_settings/host_content_settings_map_factory.h"
#include "chrome/browser/content_settings/tab_specific_content_settings.h"
#include "chrome/browser/defaults.h"
#include "chrome/browser/download/download_prefs.h"
#include "chrome/browser/font_family_cache.h"
#include "chrome/browser/language/chrome_language_detection_tab_helper.h"
#include "chrome/browser/media/platform_verification_impl.h"
#include "chrome/browser/media/router/media_router_feature.h"
#include "chrome/browser/media/router/presentation/presentation_service_delegate_impl.h"
#include "chrome/browser/media/router/presentation/receiver_presentation_service_delegate_impl.h"
#include "chrome/browser/media/webrtc/media_capture_devices_dispatcher.h"
#include "chrome/browser/memory/chrome_memory_coordinator_delegate.h"
#include "chrome/browser/metrics/chrome_browser_main_extra_parts_metrics.h"
#include "chrome/browser/nacl_host/nacl_browser_delegate_impl.h"
#include "chrome/browser/net_benchmarking.h"
#include "chrome/browser/notifications/platform_notification_service_impl.h"
#include "chrome/browser/page_load_metrics/experiments/delay_navigation_throttle.h"
#include "chrome/browser/page_load_metrics/metrics_navigation_throttle.h"
#include "chrome/browser/page_load_metrics/page_load_metrics_util.h"
#include "chrome/browser/password_manager/chrome_password_manager_client.h"
#include "chrome/browser/payments/payment_request_display_manager_factory.h"
#include "chrome/browser/permissions/permission_context_base.h"
#include "chrome/browser/platform_util.h"
#include "chrome/browser/plugins/pdf_iframe_navigation_throttle.h"
#include "chrome/browser/prerender/prerender_final_status.h"
#include "chrome/browser/prerender/prerender_manager.h"
#include "chrome/browser/prerender/prerender_manager_factory.h"
#include "chrome/browser/prerender/prerender_message_filter.h"
#include "chrome/browser/printing/printing_message_filter.h"
#include "chrome/browser/profiles/chrome_browser_main_extra_parts_profiles.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/profiles/profile_io_data.h"
#include "chrome/browser/profiling_host/chrome_browser_main_extra_parts_profiling.h"
#include "chrome/browser/profiling_host/profiling_process_host.h"
#include "chrome/browser/renderer_host/chrome_navigation_ui_data.h"
#include "chrome/browser/renderer_host/chrome_render_message_filter.h"
#include "chrome/browser/renderer_host/pepper/chrome_browser_pepper_host_factory.h"
#include "chrome/browser/resource_coordinator/background_tab_navigation_throttle.h"
#include "chrome/browser/resource_coordinator/chrome_browser_main_extra_parts_resource_coordinator.h"
#include "chrome/browser/safe_browsing/certificate_reporting_service.h"
#include "chrome/browser/safe_browsing/certificate_reporting_service_factory.h"
#include "chrome/browser/safe_browsing/chrome_password_protection_service.h"
#include "chrome/browser/safe_browsing/safe_browsing_service.h"
#include "chrome/browser/safe_browsing/ui_manager.h"
#include "chrome/browser/safe_browsing/url_checker_delegate_impl.h"
#include "chrome/browser/search/search.h"
#include "chrome/browser/speech/chrome_speech_recognition_manager_delegate.h"
#include "chrome/browser/speech/tts_controller.h"
#include "chrome/browser/speech/tts_message_filter.h"
#include "chrome/browser/ssl/insecure_sensitive_input_driver_factory.h"
#include "chrome/browser/ssl/ssl_blocking_page.h"
#include "chrome/browser/ssl/ssl_cert_reporter.h"
#include "chrome/browser/ssl/ssl_client_certificate_selector.h"
#include "chrome/browser/ssl/ssl_error_handler.h"
#include "chrome/browser/ssl/ssl_error_navigation_throttle.h"
#include "chrome/browser/ssl/typed_navigation_timing_throttle.h"
#include "chrome/browser/subresource_filter/chrome_subresource_filter_client.h"
#include "chrome/browser/sync_file_system/local/sync_file_system_backend.h"
#include "chrome/browser/tab_contents/tab_util.h"
#include "chrome/browser/tracing/chrome_tracing_delegate.h"
#include "chrome/browser/translate/chrome_translate_client.h"
#include "chrome/browser/ui/blocked_content/blocked_window_params.h"
#include "chrome/browser/ui/blocked_content/popup_blocker_tab_helper.h"
#include "chrome/browser/ui/blocked_content/tab_under_navigation_throttle.h"
#include "chrome/browser/ui/browser_navigator.h"
#include "chrome/browser/ui/browser_navigator_params.h"
#include "chrome/browser/ui/chrome_select_file_policy.h"
#include "chrome/browser/ui/sync/sync_promo_ui.h"
#include "chrome/browser/ui/tab_contents/chrome_web_contents_view_delegate.h"
#include "chrome/browser/ui/webui/chrome_web_ui_controller_factory.h"
#include "chrome/browser/ui/webui/log_web_ui_url.h"
#include "chrome/browser/usb/usb_tab_helper.h"
#include "chrome/common/channel_info.h"
#include "chrome/common/chrome_constants.h"
#include "chrome/common/chrome_features.h"
#include "chrome/common/chrome_paths.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/common/constants.mojom.h"
#include "chrome/common/env_vars.h"
#include "chrome/common/features.h"
#include "chrome/common/logging_chrome.h"
#include "chrome/common/pepper_permission_util.h"
#include "chrome/common/pref_names.h"
#include "chrome/common/prerender_url_loader_throttle.h"
#include "chrome/common/profiling/constants.mojom.h"
#include "chrome/common/render_messages.h"
#include "chrome/common/renderer_configuration.mojom.h"
#include "chrome/common/secure_origin_whitelist.h"
#include "chrome/common/stack_sampling_configuration.h"
#include "chrome/common/url_constants.h"
#include "chrome/grit/browser_resources.h"
#include "chrome/grit/generated_resources.h"
#include "chrome/installer/util/google_update_settings.h"
#include "components/autofill/content/browser/content_autofill_driver_factory.h"
#include "components/autofill/core/common/autofill_switches.h"
#include "components/browsing_data/core/browsing_data_utils.h"
#include "components/cdm/browser/cdm_message_filter_android.h"
#include "components/cloud_devices/common/cloud_devices_switches.h"
#include "components/content_settings/core/browser/content_settings_utils.h"
#include "components/content_settings/core/browser/cookie_settings.h"
#include "components/content_settings/core/browser/host_content_settings_map.h"
#include "components/content_settings/core/common/content_settings.h"
#include "components/content_settings/core/common/content_settings_types.h"
#include "components/content_settings/core/common/content_settings_utils.h"
#include "components/content_settings/core/common/pref_names.h"
#include "components/dom_distiller/core/dom_distiller_switches.h"
#include "components/dom_distiller/core/url_constants.h"
#include "components/error_page/common/error_page_switches.h"
#include "components/feature_engagement/public/feature_constants.h"
#include "components/feature_engagement/public/feature_list.h"
#include "components/google/core/browser/google_util.h"
#include "components/metrics/call_stack_profile_collector.h"
#include "components/metrics/client_info.h"
#include "components/nacl/common/features.h"
#include "components/nacl/common/nacl_constants.h"
#include "components/net_log/chrome_net_log.h"
#include "components/password_manager/content/browser/content_password_manager_driver_factory.h"
#include "components/patch_service/public/interfaces/constants.mojom.h"
#include "components/payments/content/payment_request_display_manager.h"
#include "components/policy/content/policy_blacklist_navigation_throttle.h"
#include "components/pref_registry/pref_registry_syncable.h"
#include "components/prefs/pref_registry_simple.h"
#include "components/prefs/pref_service.h"
#include "components/prefs/scoped_user_pref_update.h"
#include "components/rappor/public/rappor_utils.h"
#include "components/rappor/rappor_recorder_impl.h"
#include "components/rappor/rappor_service_impl.h"
#include "components/safe_browsing/browser/browser_url_loader_throttle.h"
#include "components/safe_browsing/browser/mojo_safe_browsing_impl.h"
#include "components/safe_browsing/browser/url_checker_delegate.h"
#include "components/safe_browsing/common/safe_browsing_prefs.h"
#include "components/safe_browsing/db/database_manager.h"
#include "components/safe_browsing/password_protection/password_protection_navigation_throttle.h"
#include "components/signin/core/browser/profile_management_switches.h"
#include "components/spellcheck/spellcheck_build_features.h"
#include "components/subresource_filter/content/browser/content_subresource_filter_throttle_manager.h"
#include "components/task_scheduler_util/browser/initialization.h"
#include "components/task_scheduler_util/common/variations_util.h"
#include "components/translate/core/common/translate_switches.h"
#include "components/url_formatter/url_fixer.h"
#include "components/variations/variations_associated_data.h"
#include "components/variations/variations_switches.h"
#include "components/version_info/version_info.h"
#include "content/public/browser/browser_child_process_host.h"
#include "content/public/browser/browser_main_parts.h"
#include "content/public/browser/browser_ppapi_host.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/browser_url_handler.h"
#include "content/public/browser/browsing_data_remover.h"
#include "content/public/browser/certificate_request_result_type.h"
#include "content/public/browser/child_process_data.h"
#include "content/public/browser/child_process_security_policy.h"
#include "content/public/browser/client_certificate_delegate.h"
#include "content/public/browser/navigation_handle.h"
#include "content/public/browser/navigation_throttle.h"
#include "content/public/browser/render_frame_host.h"
#include "content/public/browser/render_process_host.h"
#include "content/public/browser/render_view_host.h"
#include "content/public/browser/resource_context.h"
#include "content/public/browser/site_instance.h"
#include "content/public/browser/storage_partition.h"
#include "content/public/browser/vpn_service_proxy.h"
#include "content/public/browser/web_contents.h"
#include "content/public/common/child_process_host.h"
#include "content/public/common/content_descriptors.h"
#include "content/public/common/content_features.h"
#include "content/public/common/content_switches.h"
#include "content/public/common/service_manager_connection.h"
#include "content/public/common/service_names.mojom.h"
#include "content/public/common/url_loader_throttle.h"
#include "content/public/common/url_utils.h"
#include "content/public/common/web_preferences.h"
#include "device/usb/public/interfaces/chooser_service.mojom.h"
#include "device/usb/public/interfaces/device_manager.mojom.h"
#include "extensions/features/features.h"
#include "google_apis/gaia/gaia_urls.h"
#include "google_apis/google_api_keys.h"
#include "gpu/config/gpu_switches.h"
#include "media/audio/audio_manager.h"
#include "media/media_features.h"
#include "media/mojo/features.h"
#include "mojo/public/cpp/bindings/scoped_interface_endpoint_handle.h"
#include "net/base/mime_util.h"
#include "net/cookies/canonical_cookie.h"
#include "net/cookies/cookie_options.h"
#include "net/ssl/ssl_cert_request_info.h"
#include "ppapi/features/features.h"
#include "ppapi/host/ppapi_host.h"
#include "printing/features/features.h"
#include "services/preferences/public/cpp/in_process_service_factory.h"
#include "services/preferences/public/interfaces/preferences.mojom.h"
#include "services/proxy_resolver/public/interfaces/proxy_resolver.mojom.h"
#include "services/service_manager/sandbox/sandbox_type.h"
#include "storage/browser/fileapi/external_mount_points.h"
#include "third_party/WebKit/common/page/page_visibility_state.mojom.h"
#include "third_party/WebKit/public/platform/modules/installedapp/installed_app_provider.mojom.h"
#include "third_party/WebKit/public/platform/modules/webshare/webshare.mojom.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/base/resource/resource_bundle.h"
#include "ui/base/ui_features.h"
#include "ui/resources/grit/ui_resources.h"
#include "url/gurl.h"
#include "url/origin.h"
#if defined(OS_WIN)
#include "base/strings/string_tokenizer.h"
#include "chrome/browser/chrome_browser_main_win.h"
#include "chrome/browser/conflicts/module_database_win.h"
#include "chrome/browser/conflicts/module_event_sink_impl_win.h"
#include "chrome/services/util_win/public/interfaces/constants.mojom.h"
#include "chrome/services/wifi_util_win/public/interfaces/constants.mojom.h"
#include "sandbox/win/src/sandbox_policy.h"
#elif defined(OS_MACOSX)
#include "chrome/browser/chrome_browser_main_mac.h"
#elif defined(OS_CHROMEOS)
#include "ash/public/interfaces/constants.mojom.h"
#include "chrome/browser/chromeos/arc/arc_util.h"
#include "chrome/browser/chromeos/arc/fileapi/arc_content_file_system_backend_delegate.h"
#include "chrome/browser/chromeos/arc/fileapi/arc_documents_provider_backend_delegate.h"
#include "chrome/browser/chromeos/arc/intent_helper/arc_navigation_throttle.h"
#include "chrome/browser/chromeos/chrome_browser_main_chromeos.h"
#include "chrome/browser/chromeos/chrome_service_name.h"
#include "chrome/browser/chromeos/drive/fileapi/file_system_backend_delegate.h"
#include "chrome/browser/chromeos/file_manager/app_id.h"
#include "chrome/browser/chromeos/file_system_provider/fileapi/backend_delegate.h"
#include "chrome/browser/chromeos/fileapi/file_system_backend.h"
#include "chrome/browser/chromeos/fileapi/mtp_file_system_backend_delegate.h"
#include "chrome/browser/chromeos/login/signin/merge_session_navigation_throttle.h"
#include "chrome/browser/chromeos/login/signin/merge_session_throttling_utils.h"
#include "chrome/browser/chromeos/login/signin_partition_manager.h"
#include "chrome/browser/chromeos/login/startup_utils.h"
#include "chrome/browser/chromeos/policy/browser_policy_connector_chromeos.h"
#include "chrome/browser/chromeos/profiles/profile_helper.h"
#include "chrome/browser/chromeos/system/input_device_settings.h"
#include "chrome/browser/mash_service_registry.h"
#include "chrome/browser/metrics/leak_detector/leak_detector_remote_controller.h"
#include "chrome/browser/ui/ash/chrome_browser_main_extra_parts_ash.h"
#include "chrome/browser/ui/browser_dialogs.h"
#include "chrome/browser/ui/browser_finder.h"
#include "chromeos/chromeos_constants.h"
#include "chromeos/chromeos_switches.h"
#include "components/user_manager/user_manager.h"
#include "services/service_manager/public/interfaces/interface_provider_spec.mojom.h"
#elif defined(OS_LINUX)
#include "chrome/browser/chrome_browser_main_linux.h"
#elif defined(OS_ANDROID)
#include "base/android/application_status_listener.h"
#include "chrome/browser/android/app_hooks.h"
#include "chrome/browser/android/chrome_context_util.h"
#include "chrome/browser/android/devtools_manager_delegate_android.h"
#include "chrome/browser/android/download/intercept_oma_download_navigation_throttle.h"
#include "chrome/browser/android/ntp/new_tab_page_url_handler.h"
#include "chrome/browser/android/service_tab_launcher.h"
#include "chrome/browser/android/tab_android.h"
#include "chrome/browser/android/webapps/single_tab_mode_tab_helper.h"
#include "chrome/browser/chrome_browser_main_android.h"
#include "chrome/common/descriptors_android.h"
#include "components/crash/content/browser/crash_dump_observer_android.h"
#include "components/navigation_interception/intercept_navigation_delegate.h"
#include "content/public/browser/android/java_interfaces.h"
#include "services/proxy_resolver/proxy_resolver_service.h"
#include "services/service_manager/public/cpp/interface_provider.h"
#include "third_party/WebKit/public/platform/modules/payments/payment_request.mojom.h"
#include "ui/base/resource/resource_bundle_android.h"
#include "ui/base/ui_base_paths.h"
#elif defined(OS_POSIX)
#include "chrome/browser/chrome_browser_main_posix.h"
#endif
#if !defined(OS_ANDROID)
#include "chrome/browser/devtools/chrome_devtools_manager_delegate.h"
#include "chrome/browser/devtools/devtools_window.h"
#include "chrome/browser/payments/payment_request_factory.h"
#include "chrome/browser/search/instant_service.h"
#include "chrome/browser/search/instant_service_factory.h"
#include "chrome/common/importer/profile_import.mojom.h"
#endif
#if defined(OS_LINUX) || defined(OS_WIN)
#include "chrome/browser/webshare/share_service_impl.h"
#endif
#if defined(OS_POSIX) && !defined(OS_MACOSX)
#include "base/debug/leak_annotations.h"
#include "components/crash/content/app/breakpad_linux.h"
#include "components/crash/content/browser/crash_handler_host_linux.h"
#endif
#if defined(TOOLKIT_VIEWS)
#include "chrome/browser/ui/views/chrome_browser_main_extra_parts_views.h"
#endif
#if defined(OS_LINUX) && !defined(OS_CHROMEOS)
#include "chrome/browser/ui/views/chrome_browser_main_extra_parts_views_linux.h"
#endif
#if defined(USE_X11)
#include "chrome/browser/chrome_browser_main_extra_parts_x11.h"
#endif
#if BUILDFLAG(ENABLE_CAPTIVE_PORTAL_DETECTION)
#include "chrome/browser/captive_portal/captive_portal_tab_helper.h"
#endif
#if BUILDFLAG(ENABLE_NACL)
#include "components/nacl/browser/nacl_browser.h"
#include "components/nacl/browser/nacl_host_message_filter.h"
#include "components/nacl/browser/nacl_process_host.h"
#include "components/nacl/common/nacl_process_type.h"
#include "components/nacl/common/nacl_switches.h"
#endif
#if BUILDFLAG(ENABLE_EXTENSIONS)
#include "chrome/browser/accessibility/animation_policy_prefs.h"
#include "chrome/browser/apps/platform_app_navigation_redirector.h"
#include "chrome/browser/extensions/bookmark_app_navigation_throttle.h"
#include "chrome/browser/extensions/chrome_content_browser_client_extensions_part.h"
#include "chrome/browser/speech/extension_api/tts_engine_extension_api.h"
#include "chrome/services/media_gallery_util/public/interfaces/constants.mojom.h"
#include "chrome/services/removable_storage_writer/public/interfaces/constants.mojom.h"
#include "components/guest_view/browser/guest_view_base.h"
#include "components/guest_view/browser/guest_view_manager.h"
#include "extensions/browser/extension_navigation_throttle.h"
#include "extensions/browser/extension_protocols.h"
#include "extensions/browser/extension_registry.h"
#include "extensions/browser/extension_util.h"
#include "extensions/browser/guest_view/web_view/web_view_guest.h"
#include "extensions/browser/guest_view/web_view/web_view_permission_helper.h"
#include "extensions/browser/guest_view/web_view/web_view_renderer_state.h"
#include "extensions/common/constants.h"
#include "extensions/common/extension.h"
#include "extensions/common/extension_set.h"
#include "extensions/common/manifest_handlers/background_info.h"
#include "extensions/common/manifest_handlers/shared_module_info.h"
#include "extensions/common/permissions/permissions_data.h"
#include "extensions/common/permissions/socket_permission.h"
#include "extensions/common/switches.h"
#endif
#if BUILDFLAG(ENABLE_EXTENSIONS)
#include "chrome/browser/media/cast_transport_host_filter.h"
#endif // BUILDFLAG(ENABLE_EXTENSIONS)
#if BUILDFLAG(ENABLE_MUS)
#include "services/ui/public/interfaces/constants.mojom.h"
#endif
#if BUILDFLAG(ENABLE_PLUGINS)
#include "chrome/browser/plugins/chrome_content_browser_client_plugins_part.h"
#include "chrome/browser/plugins/flash_download_interception.h"
#endif
#if BUILDFLAG(USE_BROWSER_SPELLCHECKER)
#include "components/spellcheck/browser/spellcheck_message_filter_platform.h"
#endif
#if BUILDFLAG(ENABLE_SUPERVISED_USERS)
#include "chrome/browser/supervised_user/supervised_user_google_auth_navigation_throttle.h"
#endif
#if BUILDFLAG(ENABLE_WEBRTC)
#include "chrome/browser/media/webrtc/audio_debug_recordings_handler.h"
#include "chrome/browser/media/webrtc/webrtc_logging_handler_host.h"
#endif
#if BUILDFLAG(ENABLE_MEDIA_REMOTING)
#include "chrome/browser/media/cast_remoting_connector.h"
#endif
#if BUILDFLAG(ENABLE_PRINTING)
#include "components/printing/service/public/interfaces/pdf_compositor.mojom.h"
#endif
#if BUILDFLAG(ENABLE_PRINT_PREVIEW)
#include "chrome/services/printing/public/interfaces/constants.mojom.h"
#endif
#if BUILDFLAG(ENABLE_MOJO_MEDIA)
#include "chrome/browser/media/output_protection_impl.h"
#if BUILDFLAG(ENABLE_MOJO_CDM) && defined(OS_ANDROID)
#include "chrome/browser/media/android/cdm/media_drm_storage_factory.h"
#endif
#endif
#if BUILDFLAG(ENABLE_MOJO_MEDIA_IN_BROWSER_PROCESS)
#include "media/mojo/interfaces/constants.mojom.h" // nogncheck
#include "media/mojo/services/media_service_factory.h" // nogncheck
#endif
#if BUILDFLAG(ENABLE_SUPERVISED_USERS)
#include "chrome/browser/supervised_user/supervised_user_navigation_throttle.h"
#endif
#if defined(FULL_SAFE_BROWSING) || defined(OS_CHROMEOS)
#include "chrome/services/file_util/public/interfaces/constants.mojom.h"
#endif
using base::FileDescriptor;
using content::BrowserThread;
using content::BrowserURLHandler;
using content::BrowsingDataFilterBuilder;
using content::ChildProcessSecurityPolicy;
using content::QuotaPermissionContext;
using content::RenderFrameHost;
using content::RenderViewHost;
using content::ResourceType;
using content::SiteInstance;
using content::WebContents;
using content::WebPreferences;
using message_center::NotifierId;
#if defined(OS_POSIX)
using content::PosixFileDescriptorInfo;
#endif
#if BUILDFLAG(ENABLE_EXTENSIONS)
using extensions::APIPermission;
using extensions::ChromeContentBrowserClientExtensionsPart;
using extensions::Extension;
using extensions::Manifest;
#endif
#if BUILDFLAG(ENABLE_PLUGINS)
using plugins::ChromeContentBrowserClientPluginsPart;
#endif
namespace {
// Cached version of the locale so we can return the locale on the I/O
// thread.
base::LazyInstance<std::string>::DestructorAtExit
g_io_thread_application_locale = LAZY_INSTANCE_INITIALIZER;
const storage::QuotaSettings* g_default_quota_settings;
#if BUILDFLAG(ENABLE_PLUGINS)
// TODO(teravest): Add renderer-side API-specific checking for these APIs so
// that blanket permission isn't granted to all dev channel APIs for these.
// http://crbug.com/386743
const char* const kPredefinedAllowedDevChannelOrigins[] = {
"6EAED1924DB611B6EEF2A664BD077BE7EAD33B8F", // see crbug.com/383937
"4EB74897CB187C7633357C2FE832E0AD6A44883A" // see crbug.com/383937
};
const char* const kPredefinedAllowedFileHandleOrigins[] = {
"6EAED1924DB611B6EEF2A664BD077BE7EAD33B8F", // see crbug.com/234789
"4EB74897CB187C7633357C2FE832E0AD6A44883A" // see crbug.com/234789
};
const char* const kPredefinedAllowedSocketOrigins[] = {
"okddffdblfhhnmhodogpojmfkjmhinfp", // Secure Shell App (dev)
"pnhechapfaindjhompbnflcldabbghjo", // Secure Shell App (stable)
"algkcnfjnajfhgimadimbjhmpaeohhln", // Secure Shell Extension (dev)
"iodihamcpbpeioajjeobimgagajmlibd", // Secure Shell Extension (stable)
"bglhmjfplikpjnfoegeomebmfnkjomhe", // see crbug.com/122126
"gbchcmhmhahfdphkhkmpfmihenigjmpp", // Chrome Remote Desktop
"kgngmbheleoaphbjbaiobfdepmghbfah", // Pre-release Chrome Remote Desktop
"odkaodonbgfohohmklejpjiejmcipmib", // Dogfood Chrome Remote Desktop
"ojoimpklfciegopdfgeenehpalipignm", // Chromoting canary
"cbkkbcmdlboombapidmoeolnmdacpkch", // see crbug.com/129089
"hhnbmknkdabfoieppbbljkhkfjcmcbjh", // see crbug.com/134099
"mablfbjkhmhkmefkjjacnbaikjkipphg", // see crbug.com/134099
"pdeelgamlgannhelgoegilelnnojegoh", // see crbug.com/134099
"cabapfdbkniadpollkckdnedaanlciaj", // see crbug.com/134099
"mapljbgnjledlpdmlchihnmeclmefbba", // see crbug.com/134099
"ghbfeebgmiidnnmeobbbaiamklmpbpii", // see crbug.com/134099
"jdfhpkjeckflbbleddjlpimecpbjdeep", // see crbug.com/142514
"iabmpiboiopbgfabjmgeedhcmjenhbla", // see crbug.com/165080
"B7CF8A292249681AF81771650BA4CEEAF19A4560", // see crbug.com/165080
"7525AF4F66763A70A883C4700529F647B470E4D2", // see crbug.com/238084
"0B549507088E1564D672F7942EB87CA4DAD73972", // see crbug.com/238084
"864288364E239573E777D3E0E36864E590E95C74" // see crbug.com/238084
};
#endif
enum AppLoadedInTabSource {
// A platform app page tried to load one of its own URLs in a tab.
APP_LOADED_IN_TAB_SOURCE_APP = 0,
// A platform app background page tried to load one of its own URLs in a tab.
APP_LOADED_IN_TAB_SOURCE_BACKGROUND_PAGE,
// An extension or app tried to load a resource of a different platform app in
// a tab.
APP_LOADED_IN_TAB_SOURCE_OTHER_EXTENSION,
// A non-app and non-extension page tried to load a platform app in a tab.
APP_LOADED_IN_TAB_SOURCE_OTHER,
APP_LOADED_IN_TAB_SOURCE_MAX
};
// Returns a copy of the given url with its host set to given host and path set
// to given path. Other parts of the url will be the same.
GURL ReplaceURLHostAndPath(const GURL& url,
const std::string& host,
const std::string& path) {
url::Replacements<char> replacements;
replacements.SetHost(host.c_str(), url::Component(0, host.length()));
replacements.SetPath(path.c_str(), url::Component(0, path.length()));
return url.ReplaceComponents(replacements);
}
// Handles the rewriting of the new tab page URL based on group policy.
bool HandleNewTabPageLocationOverride(
GURL* url,
content::BrowserContext* browser_context) {
if (!url->SchemeIs(content::kChromeUIScheme) ||
url->host() != chrome::kChromeUINewTabHost)
return false;
Profile* profile = Profile::FromBrowserContext(browser_context);
std::string ntp_location =
profile->GetPrefs()->GetString(prefs::kNewTabPageLocationOverride);
if (ntp_location.empty())
return false;
*url = GURL(ntp_location);
return true;
}
bool CertMatchesFilter(const net::X509Certificate& cert,
const base::DictionaryValue& filter) {
// TODO(markusheintz): This is the minimal required filter implementation.
// Implement a better matcher.
// An empty filter matches any client certificate since no requirements are
// specified at all.
if (filter.empty())
return true;
std::string common_name;
if (filter.GetString("ISSUER.CN", &common_name) &&
(cert.issuer().common_name == common_name)) {
return true;
}
return false;
}
#if defined(OS_POSIX) && !defined(OS_ANDROID) && !defined(OS_MACOSX)
breakpad::CrashHandlerHostLinux* CreateCrashHandlerHost(
const std::string& process_type) {
base::FilePath dumps_path;
PathService::Get(chrome::DIR_CRASH_DUMPS, &dumps_path);
{
ANNOTATE_SCOPED_MEMORY_LEAK;
bool upload = (getenv(env_vars::kHeadless) == NULL);
breakpad::CrashHandlerHostLinux* crash_handler =
new breakpad::CrashHandlerHostLinux(process_type, dumps_path, upload);
crash_handler->StartUploaderThread();
return crash_handler;
}
}
int GetCrashSignalFD(const base::CommandLine& command_line) {
// Extensions have the same process type as renderers.
if (command_line.HasSwitch(extensions::switches::kExtensionProcess)) {
static breakpad::CrashHandlerHostLinux* crash_handler = NULL;
if (!crash_handler)
crash_handler = CreateCrashHandlerHost("extension");
return crash_handler->GetDeathSignalSocket();
}
std::string process_type =
command_line.GetSwitchValueASCII(switches::kProcessType);
if (process_type == switches::kRendererProcess) {
static breakpad::CrashHandlerHostLinux* crash_handler = NULL;
if (!crash_handler)
crash_handler = CreateCrashHandlerHost(process_type);
return crash_handler->GetDeathSignalSocket();
}
if (process_type == switches::kPpapiPluginProcess) {
static breakpad::CrashHandlerHostLinux* crash_handler = NULL;
if (!crash_handler)
crash_handler = CreateCrashHandlerHost(process_type);
return crash_handler->GetDeathSignalSocket();
}
if (process_type == switches::kGpuProcess) {
static breakpad::CrashHandlerHostLinux* crash_handler = NULL;
if (!crash_handler)
crash_handler = CreateCrashHandlerHost(process_type);
return crash_handler->GetDeathSignalSocket();
}
if (process_type == switches::kUtilityProcess) {
static breakpad::CrashHandlerHostLinux* crash_handler = nullptr;
if (!crash_handler)
crash_handler = CreateCrashHandlerHost(process_type);
return crash_handler->GetDeathSignalSocket();
}
return -1;
}
#endif // defined(OS_POSIX) && !defined(OS_ANDROID) && !defined(OS_MACOSX)
void SetApplicationLocaleOnIOThread(const std::string& locale) {
DCHECK_CURRENTLY_ON(BrowserThread::IO);
g_io_thread_application_locale.Get() = locale;
}
// An implementation of the SSLCertReporter interface used by
// SSLErrorHandler. Uses CertificateReportingService to send reports. The
// service handles queueing and re-sending of failed reports. Each certificate
// error creates a new instance of this class.
class CertificateReportingServiceCertReporter : public SSLCertReporter {
public:
explicit CertificateReportingServiceCertReporter(
content::WebContents* web_contents)
: service_(CertificateReportingServiceFactory::GetForBrowserContext(
web_contents->GetBrowserContext())) {}
~CertificateReportingServiceCertReporter() override {}
// SSLCertReporter implementation
void ReportInvalidCertificateChain(
const std::string& serialized_report) override {
service_->Send(serialized_report);
}
private:
CertificateReportingService* service_;
DISALLOW_COPY_AND_ASSIGN(CertificateReportingServiceCertReporter);
};
#if defined(OS_ANDROID)
float GetDeviceScaleAdjustment() {
static const float kMinFSM = 1.05f;
static const int kWidthForMinFSM = 320;
static const float kMaxFSM = 1.3f;
static const int kWidthForMaxFSM = 800;
int minWidth = chrome::android::ChromeContextUtil::GetSmallestDIPWidth();
if (minWidth <= kWidthForMinFSM)
return kMinFSM;
if (minWidth >= kWidthForMaxFSM)
return kMaxFSM;
// The font scale multiplier varies linearly between kMinFSM and kMaxFSM.
float ratio = static_cast<float>(minWidth - kWidthForMinFSM) /
(kWidthForMaxFSM - kWidthForMinFSM);
return ratio * (kMaxFSM - kMinFSM) + kMinFSM;
}
#endif // defined(OS_ANDROID)
#if BUILDFLAG(ENABLE_EXTENSIONS)
// By default, JavaScript, images and autoplay are enabled in guest content.
void GetGuestViewDefaultContentSettingRules(
bool incognito,
RendererContentSettingRules* rules) {
rules->image_rules.push_back(ContentSettingPatternSource(
ContentSettingsPattern::Wildcard(), ContentSettingsPattern::Wildcard(),
content_settings::ContentSettingToValue(CONTENT_SETTING_ALLOW),
std::string(), incognito));
rules->script_rules.push_back(ContentSettingPatternSource(
ContentSettingsPattern::Wildcard(), ContentSettingsPattern::Wildcard(),
content_settings::ContentSettingToValue(CONTENT_SETTING_ALLOW),
std::string(), incognito));
rules->autoplay_rules.push_back(ContentSettingPatternSource(
ContentSettingsPattern::Wildcard(), ContentSettingsPattern::Wildcard(),
content_settings::ContentSettingToValue(CONTENT_SETTING_ALLOW),
std::string(), incognito));
rules->client_hints_rules.push_back(ContentSettingPatternSource(
ContentSettingsPattern::Wildcard(), ContentSettingsPattern::Wildcard(),
content_settings::ContentSettingToValue(CONTENT_SETTING_BLOCK),
std::string(), incognito));
}
AppLoadedInTabSource ClassifyAppLoadedInTabSource(
const GURL& opener_url,
const extensions::Extension* target_platform_app) {
if (opener_url.SchemeIs(extensions::kExtensionScheme)) {
if (opener_url.host_piece() == target_platform_app->id()) {
// This platform app was trying to window.open() one of its own URLs.
if (opener_url ==
extensions::BackgroundInfo::GetBackgroundURL(target_platform_app)) {
// Source was the background page.
return APP_LOADED_IN_TAB_SOURCE_BACKGROUND_PAGE;
} else {
// Source was a different page inside the app.
return APP_LOADED_IN_TAB_SOURCE_APP;
}
}
// The forbidden app URL was being opened by a different app or extension.
return APP_LOADED_IN_TAB_SOURCE_OTHER_EXTENSION;
}
// The forbidden app URL was being opened by a non-extension page (e.g. http).
return APP_LOADED_IN_TAB_SOURCE_OTHER;
}
#endif // BUILDFLAG(ENABLE_EXTENSIONS)
void CreateBudgetService(blink::mojom::BudgetServiceRequest request,
content::RenderFrameHost* render_frame_host) {
BudgetServiceImpl::Create(std::move(request), render_frame_host->GetProcess(),
render_frame_host->GetLastCommittedOrigin());
}
bool GetDataSaverEnabledPref(const PrefService* prefs) {
// Enable data saver only when data saver pref is enabled and not part of
// "Disabled" group of "SaveDataHeader" experiment.
return prefs->GetBoolean(prefs::kDataSaverEnabled) &&
base::FieldTrialList::FindFullName("SaveDataHeader")
.compare("Disabled");
}
WebContents* GetWebContents(int render_process_id, int render_frame_id) {
RenderFrameHost* rfh =
RenderFrameHost::FromID(render_process_id, render_frame_id);
return WebContents::FromRenderFrameHost(rfh);
}
#if BUILDFLAG(ENABLE_EXTENSIONS)
// Returns true if there is is an extension matching |url| in
// |opener_render_process_id| with APIPermission::kBackground.
//
// Note that GetExtensionOrAppByURL requires a full URL in order to match with a
// hosted app, even though normal extensions just use the host.
bool URLHasExtensionBackgroundPermission(
extensions::ProcessMap* process_map,
extensions::ExtensionRegistry* registry,
const GURL& url,
int opener_render_process_id) {
// Note: includes web URLs that are part of an extension's web extent.
const Extension* extension =
registry->enabled_extensions().GetExtensionOrAppByURL(url);
return extension &&
extension->permissions_data()->HasAPIPermission(
APIPermission::kBackground) &&
process_map->Contains(extension->id(), opener_render_process_id);
}
void InvokeCallbackOnThread(
scoped_refptr<base::SequencedTaskRunner> task_runner,
base::Callback<void(bool)> callback,
bool result) {
task_runner->PostTask(FROM_HERE, base::Bind(std::move(callback), result));
}
#endif
// Gets the URL request context getter for the browser process.
// Must be called on the UI thread.
scoped_refptr<net::URLRequestContextGetter>
GetSystemRequestContextOnUIThread() {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
return scoped_refptr<net::URLRequestContextGetter>(
g_browser_process->system_request_context());
}
chrome::mojom::PrerenderCanceler* GetPrerenderCanceller(
const base::Callback<content::WebContents*()>& wc_getter) {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
auto* web_contents = wc_getter.Run();
if (!web_contents)
return nullptr;
return prerender::PrerenderContents::FromWebContents(web_contents);
}
} // namespace
ChromeContentBrowserClient::ChromeContentBrowserClient()
: weak_factory_(this) {
#if BUILDFLAG(ENABLE_PLUGINS)
for (size_t i = 0; i < arraysize(kPredefinedAllowedDevChannelOrigins); ++i)
allowed_dev_channel_origins_.insert(kPredefinedAllowedDevChannelOrigins[i]);
for (size_t i = 0; i < arraysize(kPredefinedAllowedFileHandleOrigins); ++i)
allowed_file_handle_origins_.insert(kPredefinedAllowedFileHandleOrigins[i]);
for (size_t i = 0; i < arraysize(kPredefinedAllowedSocketOrigins); ++i)
allowed_socket_origins_.insert(kPredefinedAllowedSocketOrigins[i]);
extra_parts_.push_back(new ChromeContentBrowserClientPluginsPart);
#endif
#if !defined(OS_ANDROID)
TtsExtensionEngine* tts_extension_engine = TtsExtensionEngine::GetInstance();
TtsController::GetInstance()->SetTtsEngineDelegate(tts_extension_engine);
#endif
#if BUILDFLAG(ENABLE_EXTENSIONS)
extra_parts_.push_back(new ChromeContentBrowserClientExtensionsPart);
#endif
gpu_binder_registry_.AddInterface(
base::Bind(&metrics::CallStackProfileCollector::Create,
metrics::CallStackProfileParams::GPU_PROCESS));
}
ChromeContentBrowserClient::~ChromeContentBrowserClient() {
for (int i = static_cast<int>(extra_parts_.size()) - 1; i >= 0; --i)
delete extra_parts_[i];
extra_parts_.clear();
}
// static
void ChromeContentBrowserClient::RegisterLocalStatePrefs(
PrefRegistrySimple* registry) {
registry->RegisterStringPref(prefs::kIsolateOrigins, std::string());
registry->RegisterBooleanPref(prefs::kSitePerProcess, false);
#if defined(OS_WIN)
// TODO(chrisha): Move this to chrome/browser/conflicts as we build the
// logic that responds to this pref.
registry->RegisterBooleanPref(prefs::kThirdPartyBlockingEnabled, true);
#endif
}
// static
void ChromeContentBrowserClient::RegisterProfilePrefs(
user_prefs::PrefRegistrySyncable* registry) {
registry->RegisterBooleanPref(prefs::kDisable3DAPIs, false);
registry->RegisterBooleanPref(prefs::kEnableHyperlinkAuditing, true);
registry->RegisterListPref(prefs::kEnableDeprecatedWebPlatformFeatures);
}
// static
void ChromeContentBrowserClient::SetApplicationLocale(
const std::string& locale) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
// This object is guaranteed to outlive all threads so we don't have to
// worry about the lack of refcounting and can just post as Unretained.
//
// The common case is that this function is called early in Chrome startup
// before any threads are created (it will also be called later if the user
// changes the pref). In this case, there will be no threads created and
// posting will fail. When there are no threads, we can just set the string
// without worrying about threadsafety.
if (!BrowserThread::PostTask(
BrowserThread::IO, FROM_HERE,
base::BindOnce(&SetApplicationLocaleOnIOThread, locale))) {
g_io_thread_application_locale.Get() = locale;
}
}
content::BrowserMainParts* ChromeContentBrowserClient::CreateBrowserMainParts(
const content::MainFunctionParams& parameters) {
ChromeBrowserMainParts* main_parts;
// Construct the Main browser parts based on the OS type.
#if defined(OS_WIN)
main_parts = new ChromeBrowserMainPartsWin(parameters);
#elif defined(OS_MACOSX)
main_parts = new ChromeBrowserMainPartsMac(parameters);
#elif defined(OS_CHROMEOS)
main_parts = new chromeos::ChromeBrowserMainPartsChromeos(parameters);
#elif defined(OS_LINUX)
main_parts = new ChromeBrowserMainPartsLinux(parameters);
#elif defined(OS_ANDROID)
main_parts = new ChromeBrowserMainPartsAndroid(parameters);
#elif defined(OS_POSIX)
main_parts = new ChromeBrowserMainPartsPosix(parameters);
#else
NOTREACHED();
main_parts = new ChromeBrowserMainParts(parameters);
#endif
chrome::AddProfilesExtraParts(main_parts);
// Construct additional browser parts. Stages are called in the order in
// which they are added.
#if defined(TOOLKIT_VIEWS)
#if defined(OS_LINUX) && !defined(OS_CHROMEOS) && !defined(USE_OZONE)
main_parts->AddParts(new ChromeBrowserMainExtraPartsViewsLinux());
#else
main_parts->AddParts(new ChromeBrowserMainExtraPartsViews());
#endif
#endif
#if defined(OS_CHROMEOS)
// TODO(jamescook): Combine with ChromeBrowserMainPartsChromeos.
main_parts->AddParts(new ChromeBrowserMainExtraPartsAsh());
#endif
#if defined(USE_X11)
main_parts->AddParts(new ChromeBrowserMainExtraPartsX11());
#endif
main_parts->AddParts(new ChromeBrowserMainExtraPartsResourceCoordinator);
main_parts->AddParts(new ChromeBrowserMainExtraPartsProfiling);
chrome::AddMetricsExtraParts(main_parts);
return main_parts;
}
void ChromeContentBrowserClient::PostAfterStartupTask(
const base::Location& from_here,
const scoped_refptr<base::TaskRunner>& task_runner,
base::OnceClosure task) {
AfterStartupTaskUtils::PostTask(from_here, task_runner, std::move(task));
}
bool ChromeContentBrowserClient::IsBrowserStartupComplete() {
return AfterStartupTaskUtils::IsBrowserStartupComplete();
}
void ChromeContentBrowserClient::SetBrowserStartupIsCompleteForTesting() {
AfterStartupTaskUtils::SetBrowserStartupIsCompleteForTesting();
}
std::string ChromeContentBrowserClient::GetStoragePartitionIdForSite(
content::BrowserContext* browser_context,
const GURL& site) {
std::string partition_id;
// The partition ID for webview guest processes is the string value of its
// SiteInstance URL - "chrome-guest://app_id/persist?partition".
if (site.SchemeIs(content::kGuestScheme))
partition_id = site.spec();
#if BUILDFLAG(ENABLE_EXTENSIONS)
// The partition ID for extensions with isolated storage is treated similarly
// to the above.
else if (site.SchemeIs(extensions::kExtensionScheme) &&
extensions::util::SiteHasIsolatedStorage(site, browser_context))
partition_id = site.spec();
#endif
DCHECK(IsValidStoragePartitionId(browser_context, partition_id));
return partition_id;
}
bool ChromeContentBrowserClient::IsValidStoragePartitionId(
content::BrowserContext* browser_context,
const std::string& partition_id) {
// The default ID is empty and is always valid.
if (partition_id.empty())
return true;
return GURL(partition_id).is_valid();
}
void ChromeContentBrowserClient::GetStoragePartitionConfigForSite(
content::BrowserContext* browser_context,
const GURL& site,
bool can_be_default,
std::string* partition_domain,
std::string* partition_name,
bool* in_memory) {
// Default to the browser-wide storage partition and override based on |site|
// below.
partition_domain->clear();
partition_name->clear();
*in_memory = false;
#if BUILDFLAG(ENABLE_EXTENSIONS)
bool success = extensions::WebViewGuest::GetGuestPartitionConfigForSite(
site, partition_domain, partition_name, in_memory);
if (!success && site.SchemeIs(extensions::kExtensionScheme)) {
// If |can_be_default| is false, the caller is stating that the |site|
// should be parsed as if it had isolated storage. In particular it is
// important to NOT check ExtensionService for the is_storage_isolated()
// attribute because this code path is run during Extension uninstall
// to do cleanup after the Extension has already been unloaded from the
// ExtensionService.
bool is_isolated = !can_be_default;
if (can_be_default) {
if (extensions::util::SiteHasIsolatedStorage(site, browser_context))
is_isolated = true;
}
if (is_isolated) {
CHECK(site.has_host());
// For extensions with isolated storage, the the host of the |site| is
// the |partition_domain|. The |in_memory| and |partition_name| are only
// used in guest schemes so they are cleared here.
*partition_domain = site.host();
*in_memory = false;
partition_name->clear();
}
success = true;
}
#endif
// Assert that if |can_be_default| is false, the code above must have found a
// non-default partition. If this fails, the caller has a serious logic
// error about which StoragePartition they expect to be in and it is not
// safe to continue.
CHECK(can_be_default || !partition_domain->empty());
}
content::WebContentsViewDelegate*
ChromeContentBrowserClient::GetWebContentsViewDelegate(
content::WebContents* web_contents) {
return CreateWebContentsViewDelegate(web_contents);
}
bool ChromeContentBrowserClient::AllowGpuLaunchRetryOnIOThread() {
#if defined(OS_ANDROID)
const base::android::ApplicationState app_state =
base::android::ApplicationStatusListener::GetState();
return base::android::APPLICATION_STATE_UNKNOWN == app_state ||
base::android::APPLICATION_STATE_HAS_RUNNING_ACTIVITIES == app_state ||
base::android::APPLICATION_STATE_HAS_PAUSED_ACTIVITIES == app_state;
#else
return true;
#endif
}
void ChromeContentBrowserClient::RenderProcessWillLaunch(
content::RenderProcessHost* host) {
int id = host->GetID();
Profile* profile = Profile::FromBrowserContext(host->GetBrowserContext());
host->AddFilter(new ChromeRenderMessageFilter(id, profile));
#if BUILDFLAG(ENABLE_EXTENSIONS)
host->AddFilter(new cast::CastTransportHostFilter(profile));
#endif
#if BUILDFLAG(ENABLE_PRINTING)
host->AddFilter(new printing::PrintingMessageFilter(id, profile));
#endif
#if BUILDFLAG(USE_BROWSER_SPELLCHECKER)
host->AddFilter(new SpellCheckMessageFilterPlatform(id));
#endif
host->AddFilter(new prerender::PrerenderMessageFilter(id, profile));
host->AddFilter(new TtsMessageFilter(host->GetBrowserContext()));
#if BUILDFLAG(ENABLE_WEBRTC)
WebRtcLoggingHandlerHost* webrtc_logging_handler_host =
new WebRtcLoggingHandlerHost(id, profile,
g_browser_process->webrtc_log_uploader());
host->AddFilter(webrtc_logging_handler_host);
host->SetUserData(
WebRtcLoggingHandlerHost::kWebRtcLoggingHandlerHostKey,
base::MakeUnique<base::UserDataAdapter<WebRtcLoggingHandlerHost>>(
webrtc_logging_handler_host));
// The audio manager outlives the host, so it's safe to hand a raw pointer to
// it to the AudioDebugRecordingsHandler, which is owned by the host.
AudioDebugRecordingsHandler* audio_debug_recordings_handler =
new AudioDebugRecordingsHandler(profile, media::AudioManager::Get());
host->SetUserData(
AudioDebugRecordingsHandler::kAudioDebugRecordingsHandlerKey,
base::MakeUnique<base::UserDataAdapter<AudioDebugRecordingsHandler>>(
audio_debug_recordings_handler));
#endif
#if BUILDFLAG(ENABLE_NACL)
net::URLRequestContextGetter* context =
host->GetStoragePartition()->GetURLRequestContext();
host->AddFilter(new nacl::NaClHostMessageFilter(
id, profile->IsOffTheRecord(),
profile->GetPath(),
context));
#endif
bool is_incognito_process = profile->IsOffTheRecord();
#if defined(OS_ANDROID)
// Data cannot be persisted if the profile is off the record.
host->AddFilter(
new cdm::CdmMessageFilterAndroid(!is_incognito_process, false));
#endif
chrome::mojom::RendererConfigurationAssociatedPtr rc_interface;
host->GetChannel()->GetRemoteAssociatedInterface(&rc_interface);
rc_interface->SetInitialConfiguration(is_incognito_process);
for (size_t i = 0; i < extra_parts_.size(); ++i)
extra_parts_[i]->RenderProcessWillLaunch(host);
RendererContentSettingRules rules;
if (host->IsForGuestsOnly()) {
#if BUILDFLAG(ENABLE_EXTENSIONS)
GetGuestViewDefaultContentSettingRules(is_incognito_process, &rules);
#else
NOTREACHED();
#endif
} else {
GetRendererContentSettingRules(
HostContentSettingsMapFactory::GetForProfile(profile), &rules);
}
rc_interface->SetContentSettingRules(rules);
}
GURL ChromeContentBrowserClient::GetEffectiveURL(
content::BrowserContext* browser_context,
const GURL& url) {
Profile* profile = Profile::FromBrowserContext(browser_context);
if (!profile)
return url;
#if !defined(OS_ANDROID)
// If the input |url| should be assigned to the Instant renderer, make its
// effective URL distinct from other URLs on the search provider's domain.
// This needs to happen even if |url| corresponds to an isolated origin; see
// https://crbug.com/755595.
if (search::ShouldAssignURLToInstantRenderer(url, profile))
return search::GetEffectiveURLForInstant(url, profile);
#endif
#if BUILDFLAG(ENABLE_EXTENSIONS)
return ChromeContentBrowserClientExtensionsPart::GetEffectiveURL(profile,
url);
#else
return url;
#endif
}
bool ChromeContentBrowserClient::ShouldUseProcessPerSite(
content::BrowserContext* browser_context, const GURL& effective_url) {
// Non-extension, non-Instant URLs should generally use
// process-per-site-instance. Because we expect to use the effective URL,
// URLs for hosted apps (apart from bookmark apps) should have an extension
// scheme by now.
Profile* profile = Profile::FromBrowserContext(browser_context);
if (!profile)
return false;
#if !defined(OS_ANDROID)
if (search::ShouldUseProcessPerSiteForInstantURL(effective_url, profile))
return true;
#endif
#if BUILDFLAG(ENABLE_EXTENSIONS)
return ChromeContentBrowserClientExtensionsPart::ShouldUseProcessPerSite(
profile, effective_url);
#else
return false;
#endif
}
bool ChromeContentBrowserClient::DoesSiteRequireDedicatedProcess(
content::BrowserContext* browser_context,
const GURL& effective_site_url) {
#if BUILDFLAG(ENABLE_EXTENSIONS)
if (ChromeContentBrowserClientExtensionsPart::DoesSiteRequireDedicatedProcess(
browser_context, effective_site_url)) {
return true;
}
#endif
return false;
}
// TODO(creis, nick): https://crbug.com/160576 describes a weakness in our
// origin-lock enforcement, where we don't have a way to efficiently know
// effective URLs on the IO thread, and wind up killing processes that e.g.
// request cookies for their actual URL. This whole function (and its
// ExtensionsPart) should be removed once we add that ability to the IO thread.
bool ChromeContentBrowserClient::ShouldLockToOrigin(
content::BrowserContext* browser_context,
const GURL& effective_site_url) {
// Origin lock to the search scheme would kill processes upon legitimate
// requests for cookies from the search engine's domain.
if (effective_site_url.SchemeIs(chrome::kChromeSearchScheme))
return false;
#if BUILDFLAG(ENABLE_EXTENSIONS)
// Disable origin lock if this is an extension/app that applies effective URL
// mappings.
if (!ChromeContentBrowserClientExtensionsPart::ShouldLockToOrigin(
browser_context, effective_site_url)) {
return false;
}
#endif
return true;
}
bool ChromeContentBrowserClient::ShouldBypassDocumentBlocking(
const url::Origin& initiator,
const GURL& url,
ResourceType resource_type) {
#if BUILDFLAG(ENABLE_EXTENSIONS)
if (ChromeContentBrowserClientExtensionsPart::ShouldBypassDocumentBlocking(
initiator)) {
return true;
}
#endif
// LinkDoctor requests are made with no initiator. Allow them through for
// SUB_RESOURCE requests when the initiator is unique (which matches the use
// of LinkDoctor in error pages), since the site is not critical to protect.
if (resource_type == content::RESOURCE_TYPE_SUB_RESOURCE &&
initiator.unique() && url == google_util::LinkDoctorBaseURL()) {
return true;
}
return false;
}
// These are treated as WebUI schemes but do not get WebUI bindings. Also,
// view-source is allowed for these schemes.
void ChromeContentBrowserClient::GetAdditionalWebUISchemes(
std::vector<std::string>* additional_schemes) {
additional_schemes->push_back(chrome::kChromeSearchScheme);
additional_schemes->push_back(dom_distiller::kDomDistillerScheme);
additional_schemes->push_back(content::kChromeDevToolsScheme);
}
void ChromeContentBrowserClient::GetAdditionalViewSourceSchemes(
std::vector<std::string>* additional_schemes) {
GetAdditionalWebUISchemes(additional_schemes);
#if BUILDFLAG(ENABLE_EXTENSIONS)
additional_schemes->push_back(extensions::kExtensionScheme);
#endif
}
bool ChromeContentBrowserClient::LogWebUIUrl(const GURL& web_ui_url) const {
return webui::LogWebUIUrl(web_ui_url);
}
bool ChromeContentBrowserClient::IsHandledURL(const GURL& url) {
return ProfileIOData::IsHandledURL(url);
}
bool ChromeContentBrowserClient::CanCommitURL(
content::RenderProcessHost* process_host,
const GURL& url) {
#if BUILDFLAG(ENABLE_EXTENSIONS)
return ChromeContentBrowserClientExtensionsPart::CanCommitURL(
process_host, url);
#else
return true;
#endif
}
bool ChromeContentBrowserClient::ShouldAllowOpenURL(
content::SiteInstance* site_instance, const GURL& url) {
#if BUILDFLAG(ENABLE_EXTENSIONS)
bool result;
if (ChromeContentBrowserClientExtensionsPart::ShouldAllowOpenURL(
site_instance, url, &result))
return result;
#endif
// Do not allow chrome://chrome-signin navigate to other chrome:// URLs, since
// the signin page may host untrusted web content.
GURL from_url = site_instance->GetSiteURL();
if (from_url.GetOrigin().spec() == chrome::kChromeUIChromeSigninURL &&
url.SchemeIs(content::kChromeUIScheme) &&
url.host_piece() != chrome::kChromeUIChromeSigninHost) {
VLOG(1) << "Blocked navigation to " << url.spec() << " from "
<< chrome::kChromeUIChromeSigninURL;
return false;
}
return true;
}
namespace {
// Returns whether a SiteInstance holds a NTP. TODO(mastiz): This
// really really really needs to be moved to a shared place where all the code
// that needs to know this can access it. See http://crbug.com/624410.
bool IsNTPSiteInstance(SiteInstance* site_instance) {
// While using SiteInstance::GetSiteURL() is unreliable and the wrong thing to
// use for making security decisions 99.44% of the time, for detecting the NTP
// it is reliable and the correct way. Again, see http://crbug.com/624410.
return site_instance &&
site_instance->GetSiteURL().SchemeIs(chrome::kChromeSearchScheme) &&
(site_instance->GetSiteURL().host_piece() ==
chrome::kChromeSearchRemoteNtpHost ||
site_instance->GetSiteURL().host_piece() ==
chrome::kChromeSearchLocalNtpHost);
}
} // namespace
void ChromeContentBrowserClient::OverrideNavigationParams(
SiteInstance* site_instance,
ui::PageTransition* transition,
bool* is_renderer_initiated,
content::Referrer* referrer) {
DCHECK(transition);
DCHECK(is_renderer_initiated);
DCHECK(referrer);
// TODO(crbug.com/624410): Factor the predicate to identify a URL as an NTP
// to a shared library.
if (IsNTPSiteInstance(site_instance) &&
ui::PageTransitionCoreTypeIs(*transition, ui::PAGE_TRANSITION_LINK)) {
// Use AUTO_BOOKMARK for clicks on tiles of the new tab page, consistently
// with native implementations like Android's.
*transition = ui::PAGE_TRANSITION_AUTO_BOOKMARK;
*is_renderer_initiated = false;
*referrer = content::Referrer();
}
#if BUILDFLAG(ENABLE_EXTENSIONS)
ChromeContentBrowserClientExtensionsPart::OverrideNavigationParams(
site_instance, transition, is_renderer_initiated, referrer);
#endif
}
bool ChromeContentBrowserClient::
ShouldFrameShareParentSiteInstanceDespiteTopDocumentIsolation(
const GURL& url,
content::SiteInstance* parent_site_instance) {
if (IsNTPSiteInstance(parent_site_instance))
return true;
#if BUILDFLAG(ENABLE_EXTENSIONS)
return ChromeContentBrowserClientExtensionsPart::
ShouldFrameShareParentSiteInstanceDespiteTopDocumentIsolation(
url, parent_site_instance);
#else
return false;
#endif
}
bool ChromeContentBrowserClient::ShouldStayInParentProcessForNTP(
const GURL& url,
SiteInstance* parent_site_instance) {
return url.SchemeIs(chrome::kChromeSearchScheme) &&
IsNTPSiteInstance(parent_site_instance);
}
bool ChromeContentBrowserClient::IsSuitableHost(
content::RenderProcessHost* process_host,
const GURL& site_url) {
Profile* profile =
Profile::FromBrowserContext(process_host->GetBrowserContext());
// This may be NULL during tests. In that case, just assume any site can
// share any host.
if (!profile)
return true;
#if !defined(OS_ANDROID)
// Instant URLs should only be in the instant process and instant process
// should only have Instant URLs.
InstantService* instant_service =
InstantServiceFactory::GetForProfile(profile);
if (instant_service) {
bool is_instant_process = instant_service->IsInstantProcess(
process_host->GetID());
bool should_be_in_instant_process =
search::ShouldAssignURLToInstantRenderer(site_url, profile);
if (is_instant_process || should_be_in_instant_process)
return is_instant_process && should_be_in_instant_process;
}
#endif
#if BUILDFLAG(ENABLE_EXTENSIONS)
return ChromeContentBrowserClientExtensionsPart::IsSuitableHost(
profile, process_host, site_url);
#else
return true;
#endif
}
bool ChromeContentBrowserClient::MayReuseHost(
content::RenderProcessHost* process_host) {
// If there is currently a prerender in progress for the host provided,
// it may not be shared. We require prerenders to be by themselves in a
// separate process so that we can monitor their resource usage.
prerender::PrerenderManager* prerender_manager =
prerender::PrerenderManagerFactory::GetForBrowserContext(
process_host->GetBrowserContext());
if (prerender_manager &&
!prerender_manager->MayReuseProcessHost(process_host)) {
return false;
}
return true;
}
bool ChromeContentBrowserClient::ShouldTryToUseExistingProcessHost(
content::BrowserContext* browser_context, const GURL& url) {
// It has to be a valid URL for us to check for an extension.
if (!url.is_valid())
return false;
#if BUILDFLAG(ENABLE_EXTENSIONS)
Profile* profile = Profile::FromBrowserContext(browser_context);
return ChromeContentBrowserClientExtensionsPart::
ShouldTryToUseExistingProcessHost(
profile, url);
#else
return false;
#endif
}
void ChromeContentBrowserClient::SiteInstanceGotProcess(
SiteInstance* site_instance) {
CHECK(site_instance->HasProcess());
Profile* profile = Profile::FromBrowserContext(
site_instance->GetBrowserContext());
if (!profile)
return;
#if !defined(OS_ANDROID)
// Remember the ID of the Instant process to signal the renderer process
// on startup in |AppendExtraCommandLineSwitches| below.
if (search::ShouldAssignURLToInstantRenderer(site_instance->GetSiteURL(),
profile)) {
InstantService* instant_service =
InstantServiceFactory::GetForProfile(profile);
if (instant_service)
instant_service->AddInstantProcess(site_instance->GetProcess()->GetID());
}
#endif
for (size_t i = 0; i < extra_parts_.size(); ++i)
extra_parts_[i]->SiteInstanceGotProcess(site_instance);
}
void ChromeContentBrowserClient::SiteInstanceDeleting(
SiteInstance* site_instance) {
if (!site_instance->HasProcess())
return;
for (size_t i = 0; i < extra_parts_.size(); ++i)
extra_parts_[i]->SiteInstanceDeleting(site_instance);
}
bool ChromeContentBrowserClient::ShouldSwapBrowsingInstancesForNavigation(
SiteInstance* site_instance,
const GURL& current_url,
const GURL& new_url) {
#if BUILDFLAG(ENABLE_EXTENSIONS)
return ChromeContentBrowserClientExtensionsPart::
ShouldSwapBrowsingInstancesForNavigation(
site_instance, current_url, new_url);
#else
return false;
#endif
}
bool ChromeContentBrowserClient::ShouldAssignSiteForURL(const GURL& url) {
return !url.SchemeIs(chrome::kChromeNativeScheme);
}
std::vector<url::Origin>
ChromeContentBrowserClient::GetOriginsRequiringDedicatedProcess() {
std::vector<url::Origin> isolated_origin_list;
// Sign-in process isolation is not needed on Android, see
// https://crbug.com/739418.
#if !defined(OS_ANDROID)
if (base::FeatureList::IsEnabled(features::kSignInProcessIsolation))
isolated_origin_list.emplace_back(
url::Origin::Create(GaiaUrls::GetInstance()->gaia_url()));
#endif
return isolated_origin_list;
}
bool ChromeContentBrowserClient::IsFileAccessAllowed(
const base::FilePath& path,
const base::FilePath& absolute_path,
const base::FilePath& profile_path) {
return ChromeNetworkDelegate::IsAccessAllowed(path, absolute_path,
profile_path);
}
namespace {
bool IsAutoReloadEnabled() {
const base::CommandLine& browser_command_line =
*base::CommandLine::ForCurrentProcess();
if (browser_command_line.HasSwitch(switches::kEnableOfflineAutoReload))
return true;
if (browser_command_line.HasSwitch(switches::kDisableOfflineAutoReload))
return false;
return true;
}
bool IsAutoReloadVisibleOnlyEnabled() {
const base::CommandLine& browser_command_line =
*base::CommandLine::ForCurrentProcess();
if (browser_command_line.HasSwitch(
switches::kEnableOfflineAutoReloadVisibleOnly)) {
return true;
}
if (browser_command_line.HasSwitch(
switches::kDisableOfflineAutoReloadVisibleOnly)) {
return false;
}
return true;
}
void MaybeAppendBlinkSettingsSwitchForFieldTrial(
const base::CommandLine& browser_command_line,
base::CommandLine* command_line) {
// List of field trials that modify the blink-settings command line flag. No
// two field trials in the list should specify the same keys, otherwise one
// field trial may overwrite another. See Source/core/frame/Settings.in in
// Blink for the list of valid keys.
static const char* const kBlinkSettingsFieldTrials[] = {
// Keys: disallowFetchForDocWrittenScriptsInMainFrame
// disallowFetchForDocWrittenScriptsInMainFrameOnSlowConnections
// disallowFetchForDocWrittenScriptsInMainFrameIfEffectively2G
"DisallowFetchForDocWrittenScriptsInMainFrame",
// Keys: cssExternalScannerNoPreload
// cssExternalScannerPreload
"CSSExternalScanner",
};
std::vector<std::string> blink_settings;
for (const char* field_trial_name : kBlinkSettingsFieldTrials) {
// Each blink-settings field trial should include a forcing_flag group,
// to make sure that clients that specify the blink-settings flag on the
// command line are excluded from the experiment groups. To make
// sure we assign clients that specify this flag to the forcing_flag
// group, we must call GetVariationParams for each field trial first
// (for example, before checking HasSwitch() and returning), since
// GetVariationParams has the side-effect of assigning the client to
// a field trial group.
std::map<std::string, std::string> params;
if (variations::GetVariationParams(field_trial_name, &params)) {
for (const auto& param : params) {
blink_settings.push_back(base::StringPrintf(
"%s=%s", param.first.c_str(), param.second.c_str()));
}
}
}
if (blink_settings.empty()) {
return;
}
if (browser_command_line.HasSwitch(switches::kBlinkSettings) ||
command_line->HasSwitch(switches::kBlinkSettings)) {
// The field trials should be configured to force users that specify the
// blink-settings flag into a group with no params, and we return
// above if no params were specified, so it's an error if we reach
// this point.
LOG(WARNING) << "Received field trial params, "
"but blink-settings switch already specified.";
return;
}
command_line->AppendSwitchASCII(switches::kBlinkSettings,
base::JoinString(blink_settings, ","));
}
#if defined(OS_ANDROID)
template <typename Interface>
void ForwardToJavaFrameRegistry(
mojo::InterfaceRequest<Interface> request,
content::RenderFrameHost* render_frame_host) {
render_frame_host->GetJavaInterfaces()->GetInterface(std::move(request));
}
template <typename Interface>
void ForwardToJavaWebContentsRegistry(
mojo::InterfaceRequest<Interface> request,
content::RenderFrameHost* render_frame_host) {
content::WebContents* contents =
content::WebContents::FromRenderFrameHost(render_frame_host);
if (contents)
contents->GetJavaInterfaces()->GetInterface(std::move(request));
}
#endif
} // namespace
void ChromeContentBrowserClient::AppendExtraCommandLineSwitches(
base::CommandLine* command_line,
int child_process_id) {
#if defined(OS_MACOSX)
std::unique_ptr<metrics::ClientInfo> client_info =
GoogleUpdateSettings::LoadMetricsClientInfo();
if (client_info) {
command_line->AppendSwitchASCII(switches::kMetricsClientID,
client_info->client_id);
}
#elif defined(OS_POSIX)
bool enable_crash_reporter = breakpad::IsCrashReporterEnabled();
#if defined(OS_CHROMEOS)
// Chrome OS uses the OS-level crash_reporter for mash services, so disable
// breakpad in-process crashing dumping.
if (command_line->HasSwitch(switches::kMashServiceName))
enable_crash_reporter = false;
#endif
if (enable_crash_reporter) {
std::string switch_value;
std::unique_ptr<metrics::ClientInfo> client_info =
GoogleUpdateSettings::LoadMetricsClientInfo();
if (client_info)
switch_value = client_info->client_id;
switch_value.push_back(',');
switch_value.append(chrome::GetChannelString());
command_line->AppendSwitchASCII(switches::kEnableCrashReporter,
switch_value);
}
#endif
if (logging::DialogsAreSuppressed())
command_line->AppendSwitch(switches::kNoErrorDialogs);
std::string process_type =
command_line->GetSwitchValueASCII(switches::kProcessType);
const base::CommandLine& browser_command_line =
*base::CommandLine::ForCurrentProcess();
static const char* const kCommonSwitchNames[] = {
switches::kUserAgent,
switches::kUserDataDir, // Make logs go to the right file.
};
command_line->CopySwitchesFrom(browser_command_line, kCommonSwitchNames,
arraysize(kCommonSwitchNames));
static const char* const kDinosaurEasterEggSwitches[] = {
error_page::switches::kDisableDinosaurEasterEgg,
};
command_line->CopySwitchesFrom(browser_command_line,
kDinosaurEasterEggSwitches,
arraysize(kDinosaurEasterEggSwitches));
#if defined(OS_CHROMEOS)
// On Chrome OS need to pass primary user homedir (in multi-profiles session).
base::FilePath homedir;
PathService::Get(base::DIR_HOME, &homedir);
command_line->AppendSwitchASCII(chromeos::switches::kHomedir,
homedir.value().c_str());
#endif
if (process_type == switches::kRendererProcess) {
content::RenderProcessHost* process =
content::RenderProcessHost::FromID(child_process_id);
Profile* profile =
process ? Profile::FromBrowserContext(process->GetBrowserContext())
: NULL;
for (size_t i = 0; i < extra_parts_.size(); ++i) {
extra_parts_[i]->AppendExtraRendererCommandLineSwitches(
command_line, process, profile);
}
#if defined(OS_CHROMEOS)
const std::string& login_profile =
browser_command_line.GetSwitchValueASCII(
chromeos::switches::kLoginProfile);
if (!login_profile.empty())
command_line->AppendSwitchASCII(
chromeos::switches::kLoginProfile, login_profile);
#endif
#if BUILDFLAG(ENABLE_WEBRTC)
MaybeCopyDisableWebRtcEncryptionSwitch(command_line,
browser_command_line,
chrome::GetChannel());
#endif
if (process) {
PrefService* prefs = profile->GetPrefs();
// Currently this pref is only registered if applied via a policy.
if (prefs->HasPrefPath(prefs::kDisable3DAPIs) &&
prefs->GetBoolean(prefs::kDisable3DAPIs)) {
// Turn this policy into a command line switch.
command_line->AppendSwitch(switches::kDisable3DAPIs);
}
const base::ListValue* switches =
prefs->GetList(prefs::kEnableDeprecatedWebPlatformFeatures);
if (switches) {
// Enable any deprecated features that have been re-enabled by policy.
for (base::ListValue::const_iterator it = switches->begin();
it != switches->end(); ++it) {
std::string switch_to_enable;
if (it->GetAsString(&switch_to_enable))
command_line->AppendSwitch(switch_to_enable);
}
}
// Disable client-side phishing detection in the renderer if it is
// disabled in the Profile preferences or the browser process.
if (!prefs->GetBoolean(prefs::kSafeBrowsingEnabled) ||
!g_browser_process->safe_browsing_detection_service()) {
command_line->AppendSwitch(
switches::kDisableClientSidePhishingDetection);
}
if (prefs->GetBoolean(prefs::kPrintPreviewDisabled))
command_line->AppendSwitch(switches::kDisablePrintPreview);
#if !defined(OS_ANDROID)
InstantService* instant_service =
InstantServiceFactory::GetForProfile(profile);
if (instant_service &&
instant_service->IsInstantProcess(process->GetID())) {
command_line->AppendSwitch(switches::kInstantProcess);
}
#endif
if (prefs->HasPrefPath(prefs::kAllowDinosaurEasterEgg) &&
!prefs->GetBoolean(prefs::kAllowDinosaurEasterEgg)) {
command_line->AppendSwitch(
error_page::switches::kDisableDinosaurEasterEgg);
}
if (prefs->HasPrefPath(prefs::kUnsafelyTreatInsecureOriginAsSecure)) {
command_line->AppendSwitchASCII(
switches::kUnsafelyTreatInsecureOriginAsSecure,
prefs->GetString(prefs::kUnsafelyTreatInsecureOriginAsSecure));
}
}
if (IsAutoReloadEnabled())
command_line->AppendSwitch(switches::kEnableOfflineAutoReload);
if (IsAutoReloadVisibleOnlyEnabled()) {
command_line->AppendSwitch(
switches::kEnableOfflineAutoReloadVisibleOnly);
}
{
// Enable showing a saved copy if the user explicitly enabled it.
// Note that as far as the renderer is concerned, the feature is
// enabled if-and-only-if one of the kEnableShowSavedCopy* switches
// is on the command line; the yes/no/default behavior is only at
// the browser command line level.
// Command line switches override
const std::string& show_saved_copy_value =
browser_command_line.GetSwitchValueASCII(
error_page::switches::kShowSavedCopy);
if (show_saved_copy_value ==
error_page::switches::kEnableShowSavedCopyPrimary ||
show_saved_copy_value ==
error_page::switches::kEnableShowSavedCopySecondary ||
show_saved_copy_value ==
error_page::switches::kDisableShowSavedCopy) {
command_line->AppendSwitchASCII(error_page::switches::kShowSavedCopy,
show_saved_copy_value);
}
}
MaybeAppendBlinkSettingsSwitchForFieldTrial(
browser_command_line, command_line);
#if defined(OS_ANDROID)
// If the platform is Android, force the distillability service on.
command_line->AppendSwitch(switches::kEnableDistillabilityService);
#endif
// Please keep this in alphabetical order.
static const char* const kSwitchNames[] = {
autofill::switches::kDisablePasswordGeneration,
autofill::switches::kEnablePasswordGeneration,
autofill::switches::kEnableSingleClickAutofill,
autofill::switches::kEnableSuggestionsWithSubstringMatch,
autofill::switches::kIgnoreAutocompleteOffForAutofill,
autofill::switches::kLocalHeuristicsOnlyForPasswordGeneration,
autofill::switches::kShowAutofillSignatures,
#if BUILDFLAG(ENABLE_EXTENSIONS)
extensions::switches::kAllowHTTPBackgroundPage,
extensions::switches::kAllowLegacyExtensionManifests,
extensions::switches::kEnableEmbeddedExtensionOptions,
extensions::switches::kEnableExperimentalExtensionApis,
extensions::switches::kExtensionsOnChromeURLs,
extensions::switches::kWhitelistedExtensionID,
#endif
switches::kAllowInsecureLocalhost,
switches::kAppsGalleryURL,
switches::kCloudPrintURL,
switches::kCloudPrintXmppEndpoint,
switches::kDisableBundledPpapiFlash,
switches::kDisableCastStreamingHWEncoding,
switches::kDisableJavaScriptHarmonyShipping,
variations::switches::kEnableBenchmarking,
switches::kEnableDistillabilityService,
switches::kEnableNaCl,
#if BUILDFLAG(ENABLE_NACL)
switches::kEnableNaClDebug,
switches::kEnableNaClNonSfiMode,
#endif
switches::kEnableNetBenchmarking,
#if BUILDFLAG(ENABLE_NACL)
switches::kForcePNaClSubzero,
#endif
switches::kForceUIDirection,
switches::kJavaScriptHarmony,
switches::kOriginTrialDisabledFeatures,
switches::kOriginTrialDisabledTokens,
switches::kOriginTrialPublicKey,
switches::kPpapiFlashArgs,
switches::kPpapiFlashPath,
switches::kPpapiFlashVersion,
switches::kProfilingAtStart,
switches::kProfilingFile,
switches::kProfilingFlush,
switches::kReaderModeHeuristics,
translate::switches::kTranslateSecurityOrigin,
};
command_line->CopySwitchesFrom(browser_command_line, kSwitchNames,
arraysize(kSwitchNames));
} else if (process_type == switches::kUtilityProcess) {
#if BUILDFLAG(ENABLE_EXTENSIONS)
static const char* const kSwitchNames[] = {
extensions::switches::kAllowHTTPBackgroundPage,
extensions::switches::kEnableExperimentalExtensionApis,
extensions::switches::kExtensionsOnChromeURLs,
extensions::switches::kWhitelistedExtensionID,
};
command_line->CopySwitchesFrom(browser_command_line, kSwitchNames,
arraysize(kSwitchNames));
#endif
} else if (process_type == switches::kZygoteProcess) {
static const char* const kSwitchNames[] = {
// Load (in-process) Pepper plugins in-process in the zygote pre-sandbox.
switches::kDisableBundledPpapiFlash,
#if BUILDFLAG(ENABLE_NACL)
switches::kEnableNaClDebug,
switches::kEnableNaClNonSfiMode,
switches::kForcePNaClSubzero,
switches::kNaClDangerousNoSandboxNonSfi,
#endif
switches::kPpapiFlashPath,
switches::kPpapiFlashVersion,
};
command_line->CopySwitchesFrom(browser_command_line, kSwitchNames,
arraysize(kSwitchNames));
} else if (process_type == switches::kGpuProcess) {
// If --ignore-gpu-blacklist is passed in, don't send in crash reports
// because GPU is expected to be unreliable.
if (browser_command_line.HasSwitch(switches::kIgnoreGpuBlacklist) &&
!command_line->HasSwitch(switches::kDisableBreakpad))
command_line->AppendSwitch(switches::kDisableBreakpad);
}
StackSamplingConfiguration::Get()->AppendCommandLineSwitchForChildProcess(
process_type,
command_line);
if (process_type == switches::kRendererProcess) {
task_scheduler_util::AddVariationParamsToCommandLine("Renderer",
command_line);
}
}
void ChromeContentBrowserClient::AdjustUtilityServiceProcessCommandLine(
const service_manager::Identity& identity,
base::CommandLine* command_line) {
#if BUILDFLAG(ENABLE_MUS)
bool copy_switches = false;
if (identity.name() == ui::mojom::kServiceName) {
command_line->AppendSwitch(switches::kMessageLoopTypeUi);
copy_switches = true;
}
#if defined(OS_CHROMEOS)
if (identity.name() == ash::mojom::kServiceName) {
command_line->AppendSwitch(switches::kMessageLoopTypeUi);
copy_switches = true;
}
if (mash_service_registry::IsMashServiceName(identity.name())) {
command_line->AppendSwitchASCII(
switches::kMashServiceName,
mash_service_registry::GetMashServiceLabel(identity.name()));
}
#endif
// TODO(sky): move to a whitelist, but currently the set of flags is rather
// sprawling.
if (copy_switches) {
for (const auto& sw : base::CommandLine::ForCurrentProcess()->GetSwitches())
command_line->AppendSwitchNative(sw.first, sw.second);
}
#endif // BUILDFLAG(ENABLE_MUS)
}
std::string ChromeContentBrowserClient::GetApplicationLocale() {
if (BrowserThread::CurrentlyOn(BrowserThread::IO))
return g_io_thread_application_locale.Get();
return g_browser_process->GetApplicationLocale();
}
std::string ChromeContentBrowserClient::GetAcceptLangs(
content::BrowserContext* context) {
Profile* profile = Profile::FromBrowserContext(context);
return profile->GetPrefs()->GetString(prefs::kAcceptLanguages);
}
const gfx::ImageSkia* ChromeContentBrowserClient::GetDefaultFavicon() {
ui::ResourceBundle& rb = ui::ResourceBundle::GetSharedInstance();
return rb.GetNativeImageNamed(IDR_DEFAULT_FAVICON).ToImageSkia();
}
bool ChromeContentBrowserClient::IsDataSaverEnabled(
content::BrowserContext* browser_context) {
Profile* profile = Profile::FromBrowserContext(browser_context);
if (!profile)
return false;
PrefService* prefs = profile->GetPrefs();
return prefs && prefs->GetBoolean(prefs::kDataSaverEnabled);
}
void ChromeContentBrowserClient::NavigationRequestStarted(
int frame_tree_node_id,
const GURL& url,
std::unique_ptr<net::HttpRequestHeaders>* extra_headers,
int* extra_load_flags) {
WebContents* web_contents =
WebContents::FromFrameTreeNodeId(frame_tree_node_id);
*extra_headers =
client_hints::GetAdditionalNavigationRequestClientHintsHeaders(
web_contents->GetBrowserContext(), url);
prerender::PrerenderContents* prerender_contents =
prerender::PrerenderContents::FromWebContents(web_contents);
if (prerender_contents) {
if (prerender_contents->prerender_mode() == prerender::PREFETCH_ONLY)
*extra_load_flags = net::LOAD_PREFETCH;
}
}
bool ChromeContentBrowserClient::AllowAppCache(
const GURL& manifest_url,
const GURL& first_party,
content::ResourceContext* context) {
DCHECK_CURRENTLY_ON(BrowserThread::IO);
ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
return io_data->GetCookieSettings()->IsCookieAccessAllowed(manifest_url,
first_party);
}
bool ChromeContentBrowserClient::AllowServiceWorker(
const GURL& scope,
const GURL& first_party_url,
content::ResourceContext* context,
const base::Callback<content::WebContents*(void)>& wc_getter) {
DCHECK_CURRENTLY_ON(BrowserThread::IO);
#if BUILDFLAG(ENABLE_EXTENSIONS)
// Check if this is an extension-related service worker, and, if so, if it's
// allowed (this can return false if, e.g., the extension is disabled).
// If it's not allowed, return immediately. We deliberately do *not* report
// to the TabSpecificContentSettings, since the service worker is blocked
// because of the extension, rather than because of the user's content
// settings.
if (!ChromeContentBrowserClientExtensionsPart::AllowServiceWorker(
scope, first_party_url, context)) {
return false;
}
#endif
ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
// Check if JavaScript is allowed.
content_settings::SettingInfo info;
std::unique_ptr<base::Value> value =
io_data->GetHostContentSettingsMap()->GetWebsiteSetting(
first_party_url, first_party_url, CONTENT_SETTINGS_TYPE_JAVASCRIPT,
std::string(), &info);
ContentSetting setting = content_settings::ValueToContentSetting(value.get());
bool allow_javascript = (setting == CONTENT_SETTING_ALLOW);
// Check if cookies are allowed.
bool allow_serviceworker =
io_data->GetCookieSettings()->IsCookieAccessAllowed(scope,
first_party_url);
// Record access to database for potential display in UI.
// Only post the task if this is for a specific tab.
if (!wc_getter.is_null()) {
BrowserThread::PostTask(
BrowserThread::UI, FROM_HERE,
base::BindOnce(&TabSpecificContentSettings::ServiceWorkerAccessed,
wc_getter, scope, !allow_javascript,
!allow_serviceworker));
}
return allow_javascript && allow_serviceworker;
}
bool ChromeContentBrowserClient::AllowSharedWorker(
const GURL& worker_url,
const GURL& main_frame_url,
const std::string& name,
const url::Origin& constructor_origin,
content::BrowserContext* context,
int render_process_id,
int render_frame_id) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
// Check if cookies are allowed.
bool allow =
CookieSettingsFactory::GetForProfile(Profile::FromBrowserContext(context))
->IsCookieAccessAllowed(worker_url, main_frame_url);
TabSpecificContentSettings::SharedWorkerAccessed(
render_process_id, render_frame_id, worker_url, name, constructor_origin,
!allow);
return allow;
}
bool ChromeContentBrowserClient::AllowGetCookie(
const GURL& url,
const GURL& first_party,
const net::CookieList& cookie_list,
content::ResourceContext* context,
int render_process_id,
int render_frame_id) {
DCHECK_CURRENTLY_ON(BrowserThread::IO);
ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
bool allow =
io_data->GetCookieSettings()->IsCookieAccessAllowed(url, first_party);
base::Callback<content::WebContents*(void)> wc_getter =
base::Bind(&GetWebContents, render_process_id, render_frame_id);
BrowserThread::PostTask(
BrowserThread::UI, FROM_HERE,
base::BindOnce(&TabSpecificContentSettings::CookiesRead, wc_getter, url,
first_party, cookie_list, !allow));
return allow;
}
bool ChromeContentBrowserClient::AllowSetCookie(
const GURL& url,
const GURL& first_party,
const net::CanonicalCookie& cookie,
content::ResourceContext* context,
int render_process_id,
int render_frame_id,
const net::CookieOptions& options) {
DCHECK_CURRENTLY_ON(BrowserThread::IO);
ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
content_settings::CookieSettings* cookie_settings =
io_data->GetCookieSettings();
bool allow = cookie_settings->IsCookieAccessAllowed(url, first_party);
base::Callback<content::WebContents*(void)> wc_getter =
base::Bind(&GetWebContents, render_process_id, render_frame_id);
BrowserThread::PostTask(
BrowserThread::UI, FROM_HERE,
base::BindOnce(&TabSpecificContentSettings::CookieChanged, wc_getter, url,
first_party, cookie, options, !allow));
return allow;
}
void ChromeContentBrowserClient::AllowWorkerFileSystem(
const GURL& url,
content::ResourceContext* context,
const std::vector<std::pair<int, int> >& render_frames,
base::Callback<void(bool)> callback) {
DCHECK_CURRENTLY_ON(BrowserThread::IO);
ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
content_settings::CookieSettings* cookie_settings =
io_data->GetCookieSettings();
bool allow = cookie_settings->IsCookieAccessAllowed(url, url);
#if BUILDFLAG(ENABLE_EXTENSIONS)
GuestPermissionRequestHelper(url, render_frames, callback, allow);
#else
FileSystemAccessed(url, render_frames, callback, allow);
#endif
}
#if BUILDFLAG(ENABLE_EXTENSIONS)
void ChromeContentBrowserClient::GuestPermissionRequestHelper(
const GURL& url,
const std::vector<std::pair<int, int> >& render_frames,
base::Callback<void(bool)> callback,
bool allow) {
DCHECK_CURRENTLY_ON(BrowserThread::IO);
std::vector<std::pair<int, int> >::const_iterator i;
std::map<int, int> process_map;
std::map<int, int>::const_iterator it;
bool has_web_view_guest = false;
// Record access to file system for potential display in UI.
for (i = render_frames.begin(); i != render_frames.end(); ++i) {
if (process_map.find(i->first) != process_map.end())
continue;
process_map.insert(std::pair<int, int>(i->first, i->second));
if (extensions::WebViewRendererState::GetInstance()->IsGuest(i->first))
has_web_view_guest = true;
}
if (!has_web_view_guest) {
FileSystemAccessed(url, render_frames, callback, allow);
return;
}
DCHECK_EQ(1U, process_map.size());
it = process_map.begin();
BrowserThread::PostTask(
BrowserThread::UI, FROM_HERE,
base::BindOnce(
&ChromeContentBrowserClient::RequestFileSystemPermissionOnUIThread,
it->first, it->second, url, allow,
base::Bind(
&ChromeContentBrowserClient::FileSystemAccessed,
weak_factory_.GetWeakPtr(), url, render_frames,
base::Bind(&InvokeCallbackOnThread,
base::SequencedTaskRunnerHandle::Get(), callback))));
}
void ChromeContentBrowserClient::RequestFileSystemPermissionOnUIThread(
int render_process_id,
int render_frame_id,
const GURL& url,
bool allowed_by_default,
const base::Callback<void(bool)>& callback) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
extensions::WebViewPermissionHelper* web_view_permission_helper =
extensions::WebViewPermissionHelper::FromFrameID(
render_process_id, render_frame_id);
web_view_permission_helper->RequestFileSystemPermission(url,
allowed_by_default,
callback);
}
#endif
void ChromeContentBrowserClient::FileSystemAccessed(
const GURL& url,
const std::vector<std::pair<int, int> >& render_frames,
base::Callback<void(bool)> callback,
bool allow) {
// Record access to file system for potential display in UI.
std::vector<std::pair<int, int> >::const_iterator i;
for (i = render_frames.begin(); i != render_frames.end(); ++i) {
BrowserThread::PostTask(
BrowserThread::UI, FROM_HERE,
base::BindOnce(&TabSpecificContentSettings::FileSystemAccessed,
i->first, i->second, url, !allow));
}
callback.Run(allow);
}
bool ChromeContentBrowserClient::AllowWorkerIndexedDB(
const GURL& url,
const base::string16& name,
content::ResourceContext* context,
const std::vector<std::pair<int, int> >& render_frames) {
DCHECK_CURRENTLY_ON(BrowserThread::IO);
ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
content_settings::CookieSettings* cookie_settings =
io_data->GetCookieSettings();
bool allow = cookie_settings->IsCookieAccessAllowed(url, url);
// Record access to IndexedDB for potential display in UI.
std::vector<std::pair<int, int> >::const_iterator i;
for (i = render_frames.begin(); i != render_frames.end(); ++i) {
BrowserThread::PostTask(
BrowserThread::UI, FROM_HERE,
base::BindOnce(&TabSpecificContentSettings::IndexedDBAccessed, i->first,
i->second, url, name, !allow));
}
return allow;
}
ChromeContentBrowserClient::AllowWebBluetoothResult
ChromeContentBrowserClient::AllowWebBluetooth(
content::BrowserContext* browser_context,
const url::Origin& requesting_origin,
const url::Origin& embedding_origin) {
// TODO(crbug.com/598890): Don't disable if
// base::CommandLine::ForCurrentProcess()->
// HasSwitch(switches::kEnableWebBluetooth) is true.
if (variations::GetVariationParamValue(
PermissionContextBase::kPermissionsKillSwitchFieldStudy,
"Bluetooth") ==
PermissionContextBase::kPermissionsKillSwitchBlockedValue) {
// The kill switch is enabled for this permission. Block requests.
return AllowWebBluetoothResult::BLOCK_GLOBALLY_DISABLED;
}
const HostContentSettingsMap* const content_settings =
HostContentSettingsMapFactory::GetForProfile(
Profile::FromBrowserContext(browser_context));
if (content_settings->GetContentSetting(
requesting_origin.GetURL(), embedding_origin.GetURL(),
CONTENT_SETTINGS_TYPE_BLUETOOTH_GUARD,
std::string()) == CONTENT_SETTING_BLOCK) {
return AllowWebBluetoothResult::BLOCK_POLICY;
}
return AllowWebBluetoothResult::ALLOW;
}
std::string ChromeContentBrowserClient::GetWebBluetoothBlocklist() {
return variations::GetVariationParamValue("WebBluetoothBlocklist",
"blocklist_additions");
}
net::URLRequestContext*
ChromeContentBrowserClient::OverrideRequestContextForURL(
const GURL& url, content::ResourceContext* context) {
DCHECK_CURRENTLY_ON(BrowserThread::IO);
#if BUILDFLAG(ENABLE_EXTENSIONS)
if (url.SchemeIs(extensions::kExtensionScheme)) {
ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
return io_data->extensions_request_context();
}
#endif
return NULL;
}
void ChromeContentBrowserClient::GetGeolocationRequestContext(
base::OnceCallback<void(scoped_refptr<net::URLRequestContextGetter>)>
callback) {
BrowserThread::PostTaskAndReplyWithResult(
BrowserThread::UI, FROM_HERE,
base::BindOnce(&GetSystemRequestContextOnUIThread), std::move(callback));
}
std::string ChromeContentBrowserClient::GetGeolocationApiKey() {
return google_apis::GetAPIKey();
}
QuotaPermissionContext*
ChromeContentBrowserClient::CreateQuotaPermissionContext() {
return new ChromeQuotaPermissionContext();
}
void ChromeContentBrowserClient::GetQuotaSettings(
content::BrowserContext* context,
content::StoragePartition* partition,
storage::OptionalQuotaSettingsCallback callback) {
if (g_default_quota_settings) {
// For debugging tests harness can inject settings.
std::move(callback).Run(*g_default_quota_settings);
return;
}
storage::GetNominalDynamicSettings(
partition->GetPath(), context->IsOffTheRecord(), std::move(callback));
}
void ChromeContentBrowserClient::AllowCertificateError(
content::WebContents* web_contents,
int cert_error,
const net::SSLInfo& ssl_info,
const GURL& request_url,
ResourceType resource_type,
bool strict_enforcement,
bool expired_previous_decision,
const base::Callback<void(content::CertificateRequestResultType)>&
callback) {
DCHECK(web_contents);
if (resource_type != content::RESOURCE_TYPE_MAIN_FRAME) {
// A sub-resource has a certificate error. The user doesn't really
// have a context for making the right decision, so block the
// request hard, without an info bar to allow showing the insecure
// content.
if (!callback.is_null())
callback.Run(content::CERTIFICATE_REQUEST_RESULT_TYPE_DENY);
return;
}
// If the tab is being prerendered, cancel the prerender and the request.
prerender::PrerenderContents* prerender_contents =
prerender::PrerenderContents::FromWebContents(web_contents);
if (prerender_contents) {
prerender_contents->Destroy(prerender::FINAL_STATUS_SSL_ERROR);
if (!callback.is_null()) {
callback.Run(content::CERTIFICATE_REQUEST_RESULT_TYPE_CANCEL);
}
return;
}
if (base::CommandLine::ForCurrentProcess()->HasSwitch(
switches::kCommittedInterstitials)) {
// We deny the request here in order to trigger the committed interstitials
// code path (committing certificate error pages as navigations) instead of
// the old code path.
callback.Run(content::CERTIFICATE_REQUEST_RESULT_TYPE_DENY);
return;
}
// Otherwise, display an SSL blocking page. The interstitial page takes
// ownership of ssl_blocking_page. We pass a null BlockingPageReadyCallback()
// to indicate that we don't want SSLErrorHandler to take the committed
// interstitials code path.
SSLErrorHandler::HandleSSLError(
web_contents, cert_error, ssl_info, request_url,
expired_previous_decision,
std::make_unique<CertificateReportingServiceCertReporter>(web_contents),
callback, SSLErrorHandler::BlockingPageReadyCallback());
}
void ChromeContentBrowserClient::SelectClientCertificate(
content::WebContents* web_contents,
net::SSLCertRequestInfo* cert_request_info,
net::ClientCertIdentityList client_certs,
std::unique_ptr<content::ClientCertificateDelegate> delegate) {
prerender::PrerenderContents* prerender_contents =
prerender::PrerenderContents::FromWebContents(web_contents);
if (prerender_contents) {
prerender_contents->Destroy(
prerender::FINAL_STATUS_SSL_CLIENT_CERTIFICATE_REQUESTED);
return;
}
GURL requesting_url("https://" + cert_request_info->host_and_port.ToString());
DCHECK(requesting_url.is_valid())
<< "Invalid URL string: https://"
<< cert_request_info->host_and_port.ToString();
bool may_show_cert_selection = true;
Profile* profile =
Profile::FromBrowserContext(web_contents->GetBrowserContext());
#if defined(OS_CHROMEOS)
if (chromeos::ProfileHelper::IsSigninProfile(profile)) {
// TODO(pmarko): crbug.com/723849: Set |may_show_cert_selection| to false
// and remove the command-line flag after prototype phase when the
// DeviceLoginScreenAutoSelectCertificateForUrls policy is live.
may_show_cert_selection =
chromeos::switches::IsSigninFrameClientCertUserSelectionEnabled();
content::StoragePartition* storage_partition =
content::BrowserContext::GetStoragePartition(
profile, web_contents->GetSiteInstance());
chromeos::login::SigninPartitionManager* signin_partition_manager =
chromeos::login::SigninPartitionManager::Factory::GetForBrowserContext(
profile);
// On the sign-in profile, only allow client certs in the context of the
// sign-in frame.
if (!signin_partition_manager->IsCurrentSigninStoragePartition(
storage_partition)) {
LOG(WARNING)
<< "Client cert requested in sign-in profile in wrong context.";
// Continue without client certificate. We do this to mimic the case of no
// client certificate being present in the profile's certificate store.
delegate->ContinueWithCertificate(nullptr, nullptr);
return;
}
VLOG(1) << "Client cert requested in sign-in profile.";
}
#endif // defined(OS_CHROMEOS)
std::unique_ptr<base::Value> filter =
HostContentSettingsMapFactory::GetForProfile(profile)->GetWebsiteSetting(
requesting_url, requesting_url,
CONTENT_SETTINGS_TYPE_AUTO_SELECT_CERTIFICATE, std::string(), NULL);
if (filter.get()) {
// Try to automatically select a client certificate.
if (filter->is_dict()) {
base::DictionaryValue* filter_dict =
static_cast<base::DictionaryValue*>(filter.get());
for (size_t i = 0; i < client_certs.size(); ++i) {
if (CertMatchesFilter(*client_certs[i]->certificate(), *filter_dict)) {
// Use the first certificate that is matched by the filter.
// The callback will own |client_certs[i]| and |delegate|, keeping
// them alive until after ContinueWithCertificate is called.
scoped_refptr<net::X509Certificate> cert =
client_certs[i]->certificate();
net::ClientCertIdentity::SelfOwningAcquirePrivateKey(
std::move(client_certs[i]),
base::Bind(
&content::ClientCertificateDelegate::ContinueWithCertificate,
base::Passed(&delegate), std::move(cert)));
return;
}
}
} else {
NOTREACHED();
}
}
if (!may_show_cert_selection) {
LOG(WARNING) << "No client cert matched by policy and user selection is "
"not allowed.";
// Continue without client certificate. We do this to mimic the case of no
// client certificate being present in the profile's certificate store.
delegate->ContinueWithCertificate(nullptr, nullptr);
return;
}
chrome::ShowSSLClientCertificateSelector(web_contents, cert_request_info,
std::move(client_certs),
std::move(delegate));
}
content::MediaObserver* ChromeContentBrowserClient::GetMediaObserver() {
return MediaCaptureDevicesDispatcher::GetInstance();
}
content::PlatformNotificationService*
ChromeContentBrowserClient::GetPlatformNotificationService() {
return PlatformNotificationServiceImpl::GetInstance();
}
bool ChromeContentBrowserClient::CanCreateWindow(
RenderFrameHost* opener,
const GURL& opener_url,
const GURL& opener_top_level_frame_url,
const GURL& source_origin,
content::mojom::WindowContainerType container_type,
const GURL& target_url,
const content::Referrer& referrer,
const std::string& frame_name,
WindowOpenDisposition disposition,
const blink::mojom::WindowFeatures& features,
bool user_gesture,
bool opener_suppressed,
bool* no_javascript_access) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
DCHECK(opener);
content::WebContents* web_contents =
content::WebContents::FromRenderFrameHost(opener);
Profile* profile =
Profile::FromBrowserContext(web_contents->GetBrowserContext());
DCHECK(profile);
*no_javascript_access = false;
// If the opener is trying to create a background window but doesn't have
// the appropriate permission, fail the attempt.
if (container_type == content::mojom::WindowContainerType::BACKGROUND) {
#if BUILDFLAG(ENABLE_EXTENSIONS)
auto* process_map = extensions::ProcessMap::Get(profile);
auto* registry = extensions::ExtensionRegistry::Get(profile);
if (!URLHasExtensionBackgroundPermission(process_map, registry, opener_url,
opener->GetProcess()->GetID())) {
return false;
}
// Note: this use of GetExtensionOrAppByURL is safe but imperfect. It may
// return a recently installed Extension even if this CanCreateWindow call
// was made by an old copy of the page in a normal web process. That's ok,
// because the permission check above would have caused an early return
// already. We must use the full URL to find hosted apps, though, and not
// just the origin.
const Extension* extension =
registry->enabled_extensions().GetExtensionOrAppByURL(opener_url);
if (extension && !extensions::BackgroundInfo::AllowJSAccess(extension))
*no_javascript_access = true;
#endif
return true;
}
#if BUILDFLAG(ENABLE_EXTENSIONS)
if (extensions::WebViewRendererState::GetInstance()->IsGuest(
opener->GetProcess()->GetID())) {
return true;
}
if (target_url.SchemeIs(extensions::kExtensionScheme)) {
// Intentionally duplicating |registry| code from above because we want to
// reduce calls to retrieve them as this function is a SYNC IPC handler.
auto* registry = extensions::ExtensionRegistry::Get(profile);
const Extension* extension =
registry->enabled_extensions().GetExtensionOrAppByURL(target_url);
if (extension && extension->is_platform_app()) {
UMA_HISTOGRAM_ENUMERATION(
"Extensions.AppLoadedInTab",
ClassifyAppLoadedInTabSource(opener_url, extension),
APP_LOADED_IN_TAB_SOURCE_MAX);
// window.open() may not be used to load v2 apps in a regular tab.
return false;
}
}
#endif
#if BUILDFLAG(ENABLE_PLUGINS)
HostContentSettingsMap* content_settings =
HostContentSettingsMapFactory::GetForProfile(profile);
if (FlashDownloadInterception::ShouldStopFlashDownloadAction(
content_settings, opener_top_level_frame_url, target_url,
user_gesture)) {
FlashDownloadInterception::InterceptFlashDownloadNavigation(
web_contents, opener_top_level_frame_url);
return false;
}
#endif
// Don't let prerenders open popups.
if (auto* prerender_contents =
prerender::PrerenderContents::FromWebContents(web_contents)) {
prerender_contents->Destroy(prerender::FINAL_STATUS_CREATE_NEW_WINDOW);
return false;
}
BlockedWindowParams blocked_params(target_url, referrer, frame_name,
disposition, features, user_gesture,
opener_suppressed);
NavigateParams nav_params = blocked_params.CreateNavigateParams(web_contents);
if (PopupBlockerTabHelper::MaybeBlockPopup(
web_contents, opener_top_level_frame_url, nav_params,
nullptr /*=open_url_params*/, blocked_params.features())) {
return false;
}
#if defined(OS_ANDROID)
auto* single_tab_mode_helper =
SingleTabModeTabHelper::FromWebContents(web_contents);
if (single_tab_mode_helper &&
single_tab_mode_helper->block_all_new_windows()) {
if (TabAndroid* tab_android = TabAndroid::FromWebContents(web_contents)) {
tab_android->HandlePopupNavigation(&nav_params);
}
return false;
}
#endif
return true;
}
void ChromeContentBrowserClient::ResourceDispatcherHostCreated() {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
safe_browsing_service_ = g_browser_process->safe_browsing_service();
for (size_t i = 0; i < extra_parts_.size(); ++i)
extra_parts_[i]->ResourceDispatcherHostCreated();
return g_browser_process->ResourceDispatcherHostCreated();
}
content::SpeechRecognitionManagerDelegate*
ChromeContentBrowserClient::CreateSpeechRecognitionManagerDelegate() {
return new speech::ChromeSpeechRecognitionManagerDelegate();
}
net::NetLog* ChromeContentBrowserClient::GetNetLog() {
return g_browser_process->net_log();
}
void ChromeContentBrowserClient::OverrideWebkitPrefs(
RenderViewHost* rvh, WebPreferences* web_prefs) {
Profile* profile = Profile::FromBrowserContext(
rvh->GetProcess()->GetBrowserContext());
PrefService* prefs = profile->GetPrefs();
// Fill font preferences. These are not registered on Android
// - http://crbug.com/308033, http://crbug.com/696364.
#if !defined(OS_ANDROID)
FontFamilyCache::FillFontFamilyMap(profile,
prefs::kWebKitStandardFontFamilyMap,
&web_prefs->standard_font_family_map);
FontFamilyCache::FillFontFamilyMap(profile,
prefs::kWebKitFixedFontFamilyMap,
&web_prefs->fixed_font_family_map);
FontFamilyCache::FillFontFamilyMap(profile,
prefs::kWebKitSerifFontFamilyMap,
&web_prefs->serif_font_family_map);
FontFamilyCache::FillFontFamilyMap(profile,
prefs::kWebKitSansSerifFontFamilyMap,
&web_prefs->sans_serif_font_family_map);
FontFamilyCache::FillFontFamilyMap(profile,
prefs::kWebKitCursiveFontFamilyMap,
&web_prefs->cursive_font_family_map);
FontFamilyCache::FillFontFamilyMap(profile,
prefs::kWebKitFantasyFontFamilyMap,
&web_prefs->fantasy_font_family_map);
FontFamilyCache::FillFontFamilyMap(profile,
prefs::kWebKitPictographFontFamilyMap,
&web_prefs->pictograph_font_family_map);
web_prefs->default_font_size =
prefs->GetInteger(prefs::kWebKitDefaultFontSize);
web_prefs->default_fixed_font_size =
prefs->GetInteger(prefs::kWebKitDefaultFixedFontSize);
web_prefs->minimum_font_size =
prefs->GetInteger(prefs::kWebKitMinimumFontSize);
web_prefs->minimum_logical_font_size =
prefs->GetInteger(prefs::kWebKitMinimumLogicalFontSize);
#endif
web_prefs->default_encoding = prefs->GetString(prefs::kDefaultCharset);
web_prefs->dom_paste_enabled =
prefs->GetBoolean(prefs::kWebKitDomPasteEnabled);
web_prefs->tabs_to_links = prefs->GetBoolean(prefs::kWebkitTabsToLinks);
if (!prefs->GetBoolean(prefs::kWebKitJavascriptEnabled))
web_prefs->javascript_enabled = false;
// Only allow disabling web security via the command-line flag if the user
// has specified a distinct profile directory. This still enables tests to
// disable web security by setting the pref directly.
base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
if (!prefs->GetBoolean(prefs::kWebKitWebSecurityEnabled)) {
web_prefs->web_security_enabled = false;
} else if (!web_prefs->web_security_enabled &&
command_line->HasSwitch(switches::kDisableWebSecurity) &&
!command_line->HasSwitch(switches::kUserDataDir)) {
LOG(ERROR) << "Web security may only be disabled if '--user-data-dir' is "
"also specified.";
web_prefs->web_security_enabled = true;
}
if (!prefs->GetBoolean(prefs::kWebKitPluginsEnabled))
web_prefs->plugins_enabled = false;
web_prefs->loads_images_automatically =
prefs->GetBoolean(prefs::kWebKitLoadsImagesAutomatically);
if (prefs->GetBoolean(prefs::kDisable3DAPIs)) {
web_prefs->webgl1_enabled = false;
web_prefs->webgl2_enabled = false;
}
web_prefs->allow_running_insecure_content =
prefs->GetBoolean(prefs::kWebKitAllowRunningInsecureContent);
#if defined(OS_ANDROID)
web_prefs->font_scale_factor =
static_cast<float>(prefs->GetDouble(prefs::kWebKitFontScaleFactor));
web_prefs->device_scale_adjustment = GetDeviceScaleAdjustment();
web_prefs->force_enable_zoom =
prefs->GetBoolean(prefs::kWebKitForceEnableZoom);
#endif
#if defined(OS_ANDROID)
web_prefs->password_echo_enabled =
prefs->GetBoolean(prefs::kWebKitPasswordEchoEnabled);
#else
web_prefs->password_echo_enabled = browser_defaults::kPasswordEchoEnabled;
#endif
web_prefs->text_areas_are_resizable =
prefs->GetBoolean(prefs::kWebKitTextAreasAreResizable);
web_prefs->hyperlink_auditing_enabled =
prefs->GetBoolean(prefs::kEnableHyperlinkAuditing);
#if BUILDFLAG(ENABLE_EXTENSIONS)
std::string image_animation_policy =
prefs->GetString(prefs::kAnimationPolicy);
if (image_animation_policy == kAnimationPolicyOnce)
web_prefs->animation_policy =
content::IMAGE_ANIMATION_POLICY_ANIMATION_ONCE;
else if (image_animation_policy == kAnimationPolicyNone)
web_prefs->animation_policy = content::IMAGE_ANIMATION_POLICY_NO_ANIMATION;
else
web_prefs->animation_policy = content::IMAGE_ANIMATION_POLICY_ALLOWED;
#endif
// Make sure we will set the default_encoding with canonical encoding name.
web_prefs->default_encoding =
base::GetCanonicalEncodingNameByAliasName(web_prefs->default_encoding);
if (web_prefs->default_encoding.empty()) {
prefs->ClearPref(prefs::kDefaultCharset);
web_prefs->default_encoding = prefs->GetString(prefs::kDefaultCharset);
}
DCHECK(!web_prefs->default_encoding.empty());
if (base::CommandLine::ForCurrentProcess()->HasSwitch(
switches::kEnablePotentiallyAnnoyingSecurityFeatures)) {
web_prefs->disable_reading_from_canvas = true;
web_prefs->strict_mixed_content_checking = true;
web_prefs->strict_powerful_feature_restrictions = true;
}
web_prefs->data_saver_enabled = GetDataSaverEnabledPref(prefs);
#if defined(OS_ANDROID)
content::WebContents* contents =
content::WebContents::FromRenderViewHost(rvh);
if (contents) {
TabAndroid* tab_android = TabAndroid::FromWebContents(contents);
if (tab_android) {
web_prefs->embedded_media_experience_enabled =
tab_android->ShouldEnableEmbeddedMediaExperience();
if (base::FeatureList::IsEnabled(
features::kAllowAutoplayUnmutedInWebappManifestScope)) {
web_prefs->media_playback_gesture_whitelist_scope =
tab_android->GetWebappManifestScope();
}
}
}
web_prefs->video_fullscreen_detection_enabled =
chrome::android::AppHooks::ShouldDetectVideoFullscreen();
web_prefs->enable_media_download_in_product_help =
base::FeatureList::IsEnabled(
feature_engagement::kIPHMediaDownloadFeature);
#endif // defined(OS_ANDROID)
if (base::FeatureList::IsEnabled(features::kLowPriorityIframes)) {
// Obtain the maximum effective connection type at which the feature is
// enabled.
std::string effective_connection_type_param =
base::GetFieldTrialParamValueByFeature(
features::kLowPriorityIframes,
"max_effective_connection_type_threshold");
base::Optional<net::EffectiveConnectionType> effective_connection_type =
net::GetEffectiveConnectionTypeForName(effective_connection_type_param);
if (effective_connection_type) {
web_prefs->low_priority_iframes_threshold =
effective_connection_type.value();
}
}
for (size_t i = 0; i < extra_parts_.size(); ++i)
extra_parts_[i]->OverrideWebkitPrefs(rvh, web_prefs);
}
void ChromeContentBrowserClient::BrowserURLHandlerCreated(
BrowserURLHandler* handler) {
for (size_t i = 0; i < extra_parts_.size(); ++i)
extra_parts_[i]->BrowserURLHandlerCreated(handler);
// about: handler. Must come before chrome: handler, since it will
// rewrite about: urls to chrome: URLs and then expect chrome: to
// actually handle them. Also relies on a preliminary fixup phase.
handler->SetFixupHandler(&FixupBrowserAboutURL);
handler->AddHandlerPair(&WillHandleBrowserAboutURL,