blob: 15dd1d7bbd8344367abb5b46e521c658a624cb30 [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/lazy_instance.h"
#include "base/macros.h"
#include "base/memory/ptr_util.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/apps/app_url_redirector.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/browsing_data_remover.h"
#include "chrome/browser/browsing_data/browsing_data_remover_factory.h"
#include "chrome/browser/character_encoding.h"
#include "chrome/browser/chrome_content_browser_client_parts.h"
#include "chrome/browser/chrome_net_benchmarking_message_filter.h"
#include "chrome/browser/chrome_quota_permission_context.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/devtools/chrome_devtools_manager_delegate.h"
#include "chrome/browser/download/download_prefs.h"
#include "chrome/browser/engagement/site_engagement_eviction_policy.h"
#include "chrome/browser/font_family_cache.h"
#include "chrome/browser/geolocation/chrome_access_token_store.h"
#include "chrome/browser/media/media_capture_devices_dispatcher.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/spdyproxy/data_reduction_proxy_chrome_settings.h"
#include "chrome/browser/net/spdyproxy/data_reduction_proxy_chrome_settings_factory.h"
#include "chrome/browser/notifications/platform_notification_service_impl.h"
#include "chrome/browser/password_manager/chrome_password_manager_client.h"
#include "chrome/browser/permissions/permission_context_base.h"
#include "chrome/browser/platform_util.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/renderer_host/chrome_render_message_filter.h"
#include "chrome/browser/renderer_host/pepper/chrome_browser_pepper_host_factory.h"
#include "chrome/browser/safe_browsing/safe_browsing_service.h"
#include "chrome/browser/safe_browsing/ui_manager.h"
#include "chrome/browser/search/instant_service.h"
#include "chrome/browser/search/instant_service_factory.h"
#include "chrome/browser/search/search.h"
#include "chrome/browser/search_engines/search_provider_install_state_message_filter.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/ssl_add_certificate.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/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/ui/blocked_content/blocked_window_params.h"
#include "chrome/browser/ui/blocked_content/popup_blocker_tab_helper.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_paths.h"
#include "chrome/common/chrome_switches.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/render_messages.h"
#include "chrome/common/secure_origin_whitelist.h"
#include "chrome/common/url_constants.h"
#include "chrome/grit/generated_resources.h"
#include "chrome/installer/util/google_update_settings.h"
#include "chromeos/chromeos_constants.h"
#include "components/autofill/content/browser/content_autofill_driver_factory.h"
#include "components/autofill/core/common/autofill_switches.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/data_reduction_proxy/content/browser/data_reduction_proxy_message_filter.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/google/core/browser/google_util.h"
#include "components/metrics/client_info.h"
#include "components/net_log/chrome_net_log.h"
#include "components/pref_registry/pref_registry_syncable.h"
#include "components/prefs/pref_service.h"
#include "components/prefs/scoped_user_pref_update.h"
#include "components/rappor/rappor_utils.h"
#include "components/security_interstitials/core/ssl_error_ui.h"
#include "components/signin/core/common/profile_management_switches.h"
#include "components/startup_metric_utils/browser/startup_metric_message_filter.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/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/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/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/sandbox_type.h"
#include "content/public/common/service_registry.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 "gin/v8_initializer.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/host/ppapi_host.h"
#include "services/shell/public/cpp/shell_client.h"
#include "storage/browser/fileapi/external_mount_points.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/base/resource/resource_bundle.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 "base/win/windows_version.h"
#include "chrome/browser/chrome_browser_main_win.h"
#include "components/startup_metric_utils/common/pre_read_field_trial_utils_win.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 "chrome/browser/chromeos/attestation/platform_verification_impl.h"
#include "chrome/browser/chromeos/chrome_browser_main_chromeos.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/startup_utils.h"
#include "chrome/browser/chromeos/policy/browser_policy_connector_chromeos.h"
#include "chrome/browser/chromeos/system/input_device_settings.h"
#include "chromeos/chromeos_switches.h"
#include "components/user_manager/user_manager.h"
#if defined(MOJO_SHELL_CLIENT)
#include "chrome/browser/chromeos/chrome_interface_factory.h"
#include "chrome/browser/ui/ash/ash_util.h"
#endif // MOJO_SHELL_CLIENT
#elif defined(OS_LINUX)
#include "chrome/browser/chrome_browser_main_linux.h"
#elif defined(OS_ANDROID)
#include "chrome/browser/chrome_browser_main_android.h"
#include "chrome/common/descriptors_android.h"
#include "components/crash/content/browser/crash_dump_manager_android.h"
#include "components/navigation_interception/intercept_navigation_delegate.h"
#include "ui/base/resource/resource_bundle_android.h"
#elif defined(OS_POSIX)
#include "chrome/browser/chrome_browser_main_posix.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 BUILDFLAG(ANDROID_JAVA_UI)
#include "chrome/browser/android/mojo/chrome_service_registrar_android.h"
#include "chrome/browser/android/ntp/new_tab_page_url_handler.h"
#include "chrome/browser/android/webapps/single_tab_mode_tab_helper.h"
#include "components/service_tab_launcher/browser/android/service_tab_launcher.h"
#endif
#if defined(OS_ANDROID)
#include "ui/base/ui_base_paths.h"
#include "ui/gfx/android/device_display_info.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_ASH)
#include "chrome/browser/ui/views/ash/chrome_browser_main_extra_parts_ash.h"
#endif
#if defined(USE_X11)
#include "chrome/browser/chrome_browser_main_extra_parts_x11.h"
#endif
#if defined(ENABLE_CAPTIVE_PORTAL_DETECTION)
#include "chrome/browser/captive_portal/captive_portal_tab_helper.h"
#endif
#if !defined(DISABLE_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 defined(ENABLE_EXTENSIONS)
#include "chrome/browser/accessibility/animation_policy_prefs.h"
#include "chrome/browser/extensions/chrome_content_browser_client_extensions_part.h"
#include "chrome/browser/media/cast_transport_host_filter.h"
#include "chrome/browser/speech/extension_api/tts_engine_extension_api.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_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 defined(ENABLE_PLUGINS)
#include "chrome/browser/plugins/chrome_content_browser_client_plugins_part.h"
#endif
#if defined(ENABLE_SPELLCHECK)
#include "chrome/browser/spellchecker/spellcheck_message_filter.h"
#endif
#if defined(USE_BROWSER_SPELLCHECKER)
#include "chrome/browser/spellchecker/spellcheck_message_filter_platform.h"
#endif
#if defined(ENABLE_WEBRTC)
#include "chrome/browser/media/audio_debug_recordings_handler.h"
#include "chrome/browser/media/webrtc_event_log_handler.h"
#include "chrome/browser/media/webrtc_logging_handler_host.h"
#endif
#if defined(ENABLE_MEDIA_ROUTER)
#include "chrome/browser/media/router/media_router_feature.h"
#include "chrome/browser/media/router/presentation_service_delegate_impl.h"
#endif
#if defined(ENABLE_WAYLAND_SERVER)
#include "chrome/browser/chrome_browser_main_extra_parts_exo.h"
#endif
#if defined(ENABLE_MOJO_MEDIA)
#include "chrome/browser/media/output_protection_impl.h"
#endif
#if defined(ENABLE_MOJO_MEDIA_IN_BROWSER_PROCESS)
#include "media/mojo/services/mojo_media_application_factory.h" // nogncheck
#endif
using base::FileDescriptor;
using blink::WebWindowFeatures;
using content::AccessTokenStore;
using content::BrowserThread;
using content::BrowserURLHandler;
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;
using security_interstitials::SSLErrorUI;
#if defined(OS_POSIX)
using content::FileDescriptorInfo;
#endif
#if defined(ENABLE_EXTENSIONS)
using extensions::APIPermission;
using extensions::ChromeContentBrowserClientExtensionsPart;
using extensions::Extension;
using extensions::InfoMap;
using extensions::Manifest;
#endif
#if defined(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> g_io_thread_application_locale;
#if defined(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", // Test SSH Client
"pnhechapfaindjhompbnflcldabbghjo", // HTerm App (SSH Client)
"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 {
APP_LOADED_IN_TAB_SOURCE_APP = 0,
APP_LOADED_IN_TAB_SOURCE_BACKGROUND_PAGE,
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);
}
// Maps "foo://bar/baz/" to "foo://chrome/bar/baz/".
GURL AddUberHost(const GURL& url) {
const std::string uber_host = chrome::kChromeUIUberHost;
std::string new_path;
url.host_piece().AppendToString(&new_path);
url.path_piece().AppendToString(&new_path);
return ReplaceURLHostAndPath(url, uber_host, new_path);
}
// If url->host() is "chrome" and url->path() has characters other than the
// first slash, changes the url from "foo://chrome/bar/" to "foo://bar/" and
// returns true. Otherwise returns false.
bool RemoveUberHost(GURL* url) {
if (url->host() != chrome::kChromeUIUberHost)
return false;
if (url->path().empty() || url->path() == "/")
return false;
const std::string old_path = url->path();
const std::string::size_type separator = old_path.find('/', 1);
std::string new_host;
std::string new_path;
if (separator == std::string::npos) {
new_host = old_path.substr(1);
} else {
new_host = old_path.substr(1, separator - 1);
new_path = old_path.substr(separator);
}
// Do not allow URLs with paths empty before the first slash since we can't
// have an empty host. (e.g "foo://chrome//")
if (new_host.empty())
return false;
*url = ReplaceURLHostAndPath(*url, new_host, new_path);
DCHECK(url->is_valid());
return true;
}
// Handles rewriting Web UI URLs.
bool HandleWebUI(GURL* url, content::BrowserContext* browser_context) {
// Do not handle special URLs such as "about:foo"
if (!url->host().empty()) {
const GURL chrome_url = AddUberHost(*url);
// Handle valid "chrome://chrome/foo" URLs so the reverse handler will
// be called.
if (ChromeWebUIControllerFactory::GetInstance()->UseWebUIForURL(
browser_context, chrome_url))
return true;
}
if (!ChromeWebUIControllerFactory::GetInstance()->UseWebUIForURL(
browser_context, *url))
return false;
#if defined(OS_CHROMEOS)
// Special case : in ChromeOS in Guest mode bookmarks and history are
// disabled for security reasons. New tab page explains the reasons, so
// we redirect user to new tab page.
if (user_manager::UserManager::Get()->IsLoggedInAsGuest()) {
if (url->SchemeIs(content::kChromeUIScheme) &&
(url->DomainIs(chrome::kChromeUIBookmarksHost) ||
url->DomainIs(chrome::kChromeUIHistoryHost))) {
// Rewrite with new tab URL
*url = GURL(chrome::kChromeUINewTabURL);
}
}
#endif
return true;
}
// Reverse URL handler for Web UI. Maps "chrome://chrome/foo/" to
// "chrome://foo/".
bool HandleWebUIReverse(GURL* url, content::BrowserContext* browser_context) {
if (!url->is_valid() || !url->SchemeIs(content::kChromeUIScheme))
return false;
return RemoveUberHost(url);
}
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();
}
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;
}
void HandleBlockedPopupOnUIThread(const BlockedWindowParams& params) {
RenderFrameHost* render_frame_host = RenderFrameHost::FromID(
params.render_process_id(), params.opener_render_frame_id());
if (!render_frame_host)
return;
WebContents* tab = WebContents::FromRenderFrameHost(render_frame_host);
// The tab might already have navigated away. We only need to do this check
// for main frames, since the RenderFrameHost for a subframe opener will have
// already been deleted if the main frame navigates away.
if (!tab ||
(!render_frame_host->GetParent() &&
tab->GetMainFrame() != render_frame_host))
return;
prerender::PrerenderContents* prerender_contents =
prerender::PrerenderContents::FromWebContents(tab);
if (prerender_contents) {
prerender_contents->Destroy(prerender::FINAL_STATUS_CREATE_NEW_WINDOW);
return;
}
PopupBlockerTabHelper* popup_helper =
PopupBlockerTabHelper::FromWebContents(tab);
if (!popup_helper)
return;
popup_helper->AddBlockedPopup(params);
}
// An implementation of the SSLCertReporter interface used by
// SSLErrorHandler. Uses the SafeBrowsing UI manager to send invalid
// certificate reports.
class SafeBrowsingSSLCertReporter : public SSLCertReporter {
public:
explicit SafeBrowsingSSLCertReporter(
const scoped_refptr<safe_browsing::SafeBrowsingUIManager>&
safe_browsing_ui_manager)
: safe_browsing_ui_manager_(safe_browsing_ui_manager) {}
~SafeBrowsingSSLCertReporter() override {}
// SSLCertReporter implementation
void ReportInvalidCertificateChain(
const std::string& serialized_report) override {
if (safe_browsing_ui_manager_) {
safe_browsing_ui_manager_->ReportInvalidCertificateChain(
serialized_report, base::Bind(&base::DoNothing));
}
}
private:
const scoped_refptr<safe_browsing::SafeBrowsingUIManager>
safe_browsing_ui_manager_;
};
#if BUILDFLAG(ANDROID_JAVA_UI)
void HandleSingleTabModeBlockOnUIThread(const BlockedWindowParams& params) {
WebContents* web_contents = tab_util::GetWebContentsByFrameID(
params.render_process_id(), params.opener_render_frame_id());
if (!web_contents)
return;
SingleTabModeTabHelper::FromWebContents(web_contents)->HandleOpenUrl(params);
}
#endif // BUILDFLAG(ANDROID_JAVA_UI)
#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;
gfx::DeviceDisplayInfo info;
int minWidth = info.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 defined(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_SETTING_ALLOW,
std::string(),
incognito));
rules->script_rules.push_back(
ContentSettingPatternSource(ContentSettingsPattern::Wildcard(),
ContentSettingsPattern::Wildcard(),
CONTENT_SETTING_ALLOW,
std::string(),
incognito));
rules->autoplay_rules.push_back(
ContentSettingPatternSource(ContentSettingsPattern::Wildcard(),
ContentSettingsPattern::Wildcard(),
CONTENT_SETTING_ALLOW,
std::string(),
incognito));
}
#endif // defined(ENABLE_EXTENSIONS)
void CreateUsbDeviceManager(
RenderFrameHost* render_frame_host,
mojo::InterfaceRequest<device::usb::DeviceManager> request) {
WebContents* web_contents =
WebContents::FromRenderFrameHost(render_frame_host);
if (!web_contents) {
NOTREACHED();
return;
}
UsbTabHelper* tab_helper =
UsbTabHelper::GetOrCreateForWebContents(web_contents);
tab_helper->CreateDeviceManager(render_frame_host, std::move(request));
}
void CreateWebUsbChooserService(
RenderFrameHost* render_frame_host,
mojo::InterfaceRequest<device::usb::ChooserService> request) {
WebContents* web_contents =
WebContents::FromRenderFrameHost(render_frame_host);
if (!web_contents) {
NOTREACHED();
return;
}
UsbTabHelper* tab_helper =
UsbTabHelper::GetOrCreateForWebContents(web_contents);
tab_helper->CreateChooserService(render_frame_host, std::move(request));
}
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");
}
} // namespace
ChromeContentBrowserClient::ChromeContentBrowserClient()
:
weak_factory_(this) {
#if defined(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 defined(ENABLE_EXTENSIONS)
extra_parts_.push_back(new ChromeContentBrowserClientExtensionsPart);
#endif
}
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::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::Bind(&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)
main_parts->AddParts(new ChromeBrowserMainExtraPartsViewsLinux());
#else
main_parts->AddParts(new ChromeBrowserMainExtraPartsViews());
#endif
#endif
// TODO(oshima): Athena on chrome currently requires USE_ASH to build.
// We should reduce the dependency as much as possible.
#if defined(USE_ASH)
main_parts->AddParts(new ChromeBrowserMainExtraPartsAsh());
#endif
#if defined(USE_X11)
main_parts->AddParts(new ChromeBrowserMainExtraPartsX11());
#endif
#if defined(ENABLE_WAYLAND_SERVER)
main_parts->AddParts(new ChromeBrowserMainExtraPartsExo());
#endif
chrome::AddMetricsExtraParts(main_parts);
return main_parts;
}
void ChromeContentBrowserClient::PostAfterStartupTask(
const tracked_objects::Location& from_here,
const scoped_refptr<base::TaskRunner>& task_runner,
const base::Closure& task) {
AfterStartupTaskUtils::PostTask(from_here, task_runner, task);
}
bool ChromeContentBrowserClient::IsBrowserStartupComplete() {
return AfterStartupTaskUtils::IsBrowserStartupComplete();
}
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 defined(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 defined(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 chrome::CreateWebContentsViewDelegate(web_contents);
}
void ChromeContentBrowserClient::RenderProcessWillLaunch(
content::RenderProcessHost* host) {
int id = host->GetID();
Profile* profile = Profile::FromBrowserContext(host->GetBrowserContext());
net::URLRequestContextGetter* context =
host->GetStoragePartition()->GetURLRequestContext();
host->AddFilter(new ChromeRenderMessageFilter(id, profile));
#if defined(ENABLE_EXTENSIONS)
host->AddFilter(new cast::CastTransportHostFilter);
#endif
#if defined(ENABLE_PRINTING)
host->AddFilter(new printing::PrintingMessageFilter(id, profile));
#endif
host->AddFilter(new SearchProviderInstallStateMessageFilter(id, profile));
#if defined(ENABLE_SPELLCHECK)
host->AddFilter(new SpellCheckMessageFilter(id));
#endif
#if defined(USE_BROWSER_SPELLCHECKER)
host->AddFilter(new SpellCheckMessageFilterPlatform(id));
#endif
host->AddFilter(new ChromeNetBenchmarkingMessageFilter(profile, context));
host->AddFilter(new prerender::PrerenderMessageFilter(id, profile));
host->AddFilter(new TtsMessageFilter(host->GetBrowserContext()));
#if defined(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,
new base::UserDataAdapter<WebRtcLoggingHandlerHost>(
webrtc_logging_handler_host));
AudioDebugRecordingsHandler* audio_debug_recordings_handler =
new AudioDebugRecordingsHandler(profile);
host->SetUserData(
AudioDebugRecordingsHandler::kAudioDebugRecordingsHandlerKey,
new base::UserDataAdapter<AudioDebugRecordingsHandler>(
audio_debug_recordings_handler));
WebRtcEventLogHandler* webrtc_event_log_handler =
new WebRtcEventLogHandler(profile);
host->SetUserData(WebRtcEventLogHandler::kWebRtcEventLogHandlerKey,
new base::UserDataAdapter<WebRtcEventLogHandler>(
webrtc_event_log_handler));
#endif
#if !defined(DISABLE_NACL)
host->AddFilter(new nacl::NaClHostMessageFilter(
id, profile->IsOffTheRecord(),
profile->GetPath(),
context));
#endif
#if defined(OS_ANDROID)
host->AddFilter(new cdm::CdmMessageFilterAndroid());
#endif
DataReductionProxyChromeSettings* data_reduction_proxy_settings =
DataReductionProxyChromeSettingsFactory::GetForBrowserContext(profile);
host->AddFilter(new data_reduction_proxy::DataReductionProxyMessageFilter(
data_reduction_proxy_settings));
host->AddFilter(new startup_metric_utils::StartupMetricMessageFilter());
host->GetImmediateSender()->Send(new ChromeViewMsg_SetIsIncognitoProcess(
profile->IsOffTheRecord()));
for (size_t i = 0; i < extra_parts_.size(); ++i)
extra_parts_[i]->RenderProcessWillLaunch(host);
RendererContentSettingRules rules;
if (host->IsForGuestsOnly()) {
#if defined(ENABLE_EXTENSIONS)
GetGuestViewDefaultContentSettingRules(profile->IsOffTheRecord(), &rules);
#else
NOTREACHED();
#endif
} else {
GetRendererContentSettingRules(
HostContentSettingsMapFactory::GetForProfile(profile), &rules);
}
host->GetImmediateSender()->Send(
new ChromeViewMsg_SetContentSettingRules(rules));
}
GURL ChromeContentBrowserClient::GetEffectiveURL(
content::BrowserContext* browser_context, const GURL& url) {
Profile* profile = Profile::FromBrowserContext(browser_context);
if (!profile)
return url;
// 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.
if (search::ShouldAssignURLToInstantRenderer(url, profile))
return search::GetEffectiveURLForInstant(url, profile);
#if defined(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 (search::ShouldUseProcessPerSiteForInstantURL(effective_url, profile))
return true;
#if defined(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 defined(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 defined(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;
}
// 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);
}
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 defined(ENABLE_EXTENSIONS)
return ChromeContentBrowserClientExtensionsPart::CanCommitURL(
process_host, url);
#else
return true;
#endif
}
bool ChromeContentBrowserClient::IsIllegalOrigin(
content::ResourceContext* resource_context,
int child_process_id,
const GURL& origin) {
#if defined(ENABLE_EXTENSIONS)
return ChromeContentBrowserClientExtensionsPart::IsIllegalOrigin(
resource_context, child_process_id, origin);
#else
return false;
#endif
}
bool ChromeContentBrowserClient::ShouldAllowOpenURL(
content::SiteInstance* site_instance, const GURL& url) {
GURL from_url = site_instance->GetSiteURL();
#if defined(ENABLE_EXTENSIONS)
bool result;
if (ChromeContentBrowserClientExtensionsPart::ShouldAllowOpenURL(
site_instance, from_url, 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.
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;
}
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;
// 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;
}
#if defined(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.
Profile* profile = Profile::FromBrowserContext(
process_host->GetBrowserContext());
prerender::PrerenderManager* prerender_manager =
prerender::PrerenderManagerFactory::GetForProfile(profile);
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 defined(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;
// 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());
}
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 defined(ENABLE_EXTENSIONS)
return ChromeContentBrowserClientExtensionsPart::
ShouldSwapBrowsingInstancesForNavigation(
site_instance, current_url, new_url);
#else
return false;
#endif
}
bool ChromeContentBrowserClient::ShouldSwapProcessesForRedirect(
content::ResourceContext* resource_context, const GURL& current_url,
const GURL& new_url) {
#if defined(ENABLE_EXTENSIONS)
return ChromeContentBrowserClientExtensionsPart::
ShouldSwapProcessesForRedirect(resource_context, current_url, new_url);
#else
return false;
#endif
}
bool ChromeContentBrowserClient::ShouldAssignSiteForURL(const GURL& url) {
return !url.SchemeIs(chrome::kChromeNativeScheme);
}
std::string ChromeContentBrowserClient::GetCanonicalEncodingNameByAliasName(
const std::string& alias_name) {
return CharacterEncoding::GetCanonicalEncodingNameByAliasName(alias_name);
}
namespace {
bool IsAutoReloadEnabled() {
// Fetch the field trial, even though we don't use it. Calling FindFullName()
// causes the field-trial mechanism to report which group we're in, which
// might reflect a hard disable or hard enable via flag, both of which have
// their own field trial groups. This lets us know what percentage of users
// manually enable or disable auto-reload.
std::string group = base::FieldTrialList::FindFullName(
"AutoReloadExperiment");
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() {
// See the block comment in IsAutoReloadEnabled().
std::string group = base::FieldTrialList::FindFullName(
"AutoReloadVisibleOnlyExperiment");
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: backgroundHtmlParserOutstandingTokenLimit
// backgroundHtmlParserPendingTokenLimit
"BackgroundHtmlParserTokenLimits",
// Keys: doHtmlPreloadScanning
"HtmlPreloadScanning",
// Keys: lowPriorityIframes
"LowPriorityIFrames",
// Keys: disallowFetchForDocWrittenScriptsInMainFrame
"DisallowFetchForDocWrittenScriptsInMainFrame"
};
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, ","));
}
} // 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)
if (breakpad::IsCrashReporterEnabled()) {
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));
#if defined(ENABLE_IPC_FUZZER)
static const char* const kIpcFuzzerSwitches[] = {
switches::kIpcDumpDirectory,
switches::kIpcFuzzerTestcase,
};
command_line->CopySwitchesFrom(browser_command_line, kIpcFuzzerSwitches,
arraysize(kIpcFuzzerSwitches));
#endif
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 defined(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);
InstantService* instant_service =
InstantServiceFactory::GetForProfile(profile);
if (instant_service &&
instant_service->IsInstantProcess(process->GetID()))
command_line->AppendSwitch(switches::kInstantProcess);
if (prefs->HasPrefPath(prefs::kAllowDinosaurEasterEgg) &&
!prefs->GetBoolean(prefs::kAllowDinosaurEasterEgg))
command_line->AppendSwitch(
error_page::switches::kDisableDinosaurEasterEgg);
}
if (IsAutoReloadEnabled())
command_line->AppendSwitch(switches::kEnableOfflineAutoReload);
if (IsAutoReloadVisibleOnlyEnabled()) {
command_line->AppendSwitch(
switches::kEnableOfflineAutoReloadVisibleOnly);
}
{
// Enable showing a saved copy if this session is in the field trial
// or 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);
} else {
std::string group =
base::FieldTrialList::FindFullName("LoadStaleCacheExperiment");
if (group == "Primary") {
command_line->AppendSwitchASCII(
error_page::switches::kShowSavedCopy,
error_page::switches::kEnableShowSavedCopyPrimary);
} else if (group == "Secondary") {
command_line->AppendSwitchASCII(
error_page::switches::kShowSavedCopy,
error_page::switches::kEnableShowSavedCopySecondary);
}
}
}
MaybeAppendBlinkSettingsSwitchForFieldTrial(
browser_command_line, command_line);
// Please keep this in alphabetical order.
static const char* const kSwitchNames[] = {
#if defined(OS_ANDROID)
autofill::switches::kDisableAccessorySuggestionView,
autofill::switches::kEnableAccessorySuggestionView,
#endif
autofill::switches::kDisableFillOnAccountSelect,
autofill::switches::kDisablePasswordGeneration,
autofill::switches::kEnableFillOnAccountSelect,
autofill::switches::kEnableFillOnAccountSelectNoHighlighting,
autofill::switches::kEnablePasswordGeneration,
autofill::switches::kEnableSingleClickAutofill,
autofill::switches::kEnableSuggestionsWithSubstringMatch,
autofill::switches::kIgnoreAutocompleteOffForAutofill,
autofill::switches::kLocalHeuristicsOnlyForPasswordGeneration,
#if defined(ENABLE_EXTENSIONS)
extensions::switches::kAllowHTTPBackgroundPage,
extensions::switches::kAllowLegacyExtensionManifests,
extensions::switches::kEnableAppWindowControls,
extensions::switches::kEnableEmbeddedExtensionOptions,
extensions::switches::kEnableExperimentalExtensionApis,
extensions::switches::kExtensionsOnChromeURLs,
extensions::switches::kIsolateExtensions,
extensions::switches::kWhitelistedExtensionID,
#endif
switches::kAllowInsecureLocalhost,
switches::kAppsGalleryURL,
switches::kCloudPrintURL,
switches::kCloudPrintXmppEndpoint,
switches::kDisableBundledPpapiFlash,
switches::kDisableCastStreamingHWEncoding,
switches::kDisableJavaScriptHarmonyShipping,
switches::kDisableNewBookmarkApps,
#if defined(ENABLE_SPELLCHECK) && defined(OS_ANDROID)
switches::kEnableAndroidSpellChecker,
#endif
switches::kEnableBenchmarking,
switches::kEnableNaCl,
#if !defined(DISABLE_NACL)
switches::kEnableNaClDebug,
switches::kEnableNaClNonSfiMode,
#endif
switches::kEnableNetBenchmarking,
switches::kEnableNewBookmarkApps,
switches::kEnableWasm,
#if !defined(DISABLE_NACL)
switches::kForcePNaClSubzero,
#endif
switches::kJavaScriptHarmony,
switches::kMessageLoopHistogrammer,
switches::kOriginTrialPublicKey,
switches::kPpapiFlashArgs,
switches::kPpapiFlashPath,
switches::kPpapiFlashVersion,
switches::kProfilingAtStart,
switches::kProfilingFile,
switches::kProfilingFlush,
switches::kReaderModeHeuristics,
switches::kUnsafelyTreatInsecureOriginAsSecure,
translate::switches::kTranslateSecurityOrigin,
};
command_line->CopySwitchesFrom(browser_command_line, kSwitchNames,
arraysize(kSwitchNames));
} else if (process_type == switches::kUtilityProcess) {
#if defined(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 !defined(DISABLE_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);
}
// The command line switch kEnableBenchmarking needs to be specified along
// with the kEnableStatsTable switch to ensure that the stats table global
// is initialized correctly.
if (command_line->HasSwitch(switches::kEnableBenchmarking))
DCHECK(command_line->HasSwitch(switches::kEnableStatsTable));
}
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() {
ResourceBundle& rb = 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);
}
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()->
IsSettingCookieAllowed(manifest_url, first_party);
}
bool ChromeContentBrowserClient::AllowServiceWorker(
const GURL& scope,
const GURL& first_party_url,
content::ResourceContext* context,
int render_process_id,
int render_frame_id) {
DCHECK_CURRENTLY_ON(BrowserThread::IO);
#if defined(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, render_process_id,
render_frame_id)) {
return false;
}
#endif
ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
bool allow = io_data->GetCookieSettings()->IsSettingCookieAllowed(
scope, first_party_url);
// Record access to database for potential display in UI.
// Only post the task if this is for a specific frame.
if (render_process_id != -1 && render_frame_id != -1) {
BrowserThread::PostTask(
BrowserThread::UI, FROM_HERE,
base::Bind(&TabSpecificContentSettings::ServiceWorkerAccessed,
render_process_id, render_frame_id, scope, !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()->
IsReadingCookieAllowed(url, first_party);
BrowserThread::PostTask(
BrowserThread::UI, FROM_HERE,
base::Bind(&TabSpecificContentSettings::CookiesRead, render_process_id,
render_frame_id, url, first_party, cookie_list, !allow));
return allow;
}
bool ChromeContentBrowserClient::AllowSetCookie(
const GURL& url,
const GURL& first_party,
const std::string& cookie_line,
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->IsSettingCookieAllowed(url, first_party);
BrowserThread::PostTask(
BrowserThread::UI, FROM_HERE,
base::Bind(&TabSpecificContentSettings::CookieChanged, render_process_id,
render_frame_id, url, first_party, cookie_line, options,
!allow));
return allow;
}
bool ChromeContentBrowserClient::AllowSaveLocalState(
content::ResourceContext* context) {
DCHECK_CURRENTLY_ON(BrowserThread::IO);
ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
content_settings::CookieSettings* cookie_settings =
io_data->GetCookieSettings();
ContentSetting setting = cookie_settings->GetDefaultCookieSetting(NULL);
// TODO(bauerb): Should we also disallow local state if the default is BLOCK?
// Could we even support per-origin settings?
return setting != CONTENT_SETTING_SESSION_ONLY;
}
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->IsSettingCookieAllowed(url, url);
#if defined(ENABLE_EXTENSIONS)
GuestPermissionRequestHelper(url, render_frames, callback, allow);
#else
FileSystemAccessed(url, render_frames, callback, allow);
#endif
}
#if defined(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::Bind(&ChromeContentBrowserClient::
RequestFileSystemPermissionOnUIThread,
it->first,
it->second,
url,
allow,
base::Bind(&ChromeContentBrowserClient::FileSystemAccessed,
weak_factory_.GetWeakPtr(),
url,
render_frames,
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::Bind(&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->IsSettingCookieAllowed(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::Bind(&TabSpecificContentSettings::IndexedDBAccessed,
i->first, i->second, url, name, !allow));
}
return allow;
}
#if defined(ENABLE_WEBRTC)
bool ChromeContentBrowserClient::AllowWebRTCIdentityCache(
const GURL& url,
const GURL& first_party_url,
content::ResourceContext* context) {
DCHECK_CURRENTLY_ON(BrowserThread::IO);
ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
content_settings::CookieSettings* cookie_settings =
io_data->GetCookieSettings();
return cookie_settings->IsReadingCookieAllowed(url, first_party_url) &&
cookie_settings->IsSettingCookieAllowed(url, first_party_url);
}
#endif // defined(ENABLE_WEBRTC)
bool ChromeContentBrowserClient::AllowKeygen(
const GURL& url,
content::ResourceContext* context) {
HostContentSettingsMap* content_settings =
ProfileIOData::FromResourceContext(context)->GetHostContentSettingsMap();
return content_settings->GetContentSetting(
url, url, CONTENT_SETTINGS_TYPE_KEYGEN, std::string()) ==
CONTENT_SETTING_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(GURL(requesting_origin.Serialize()),
GURL(embedding_origin.Serialize()),
CONTENT_SETTINGS_TYPE_BLUETOOTH_GUARD,
std::string()) ==
CONTENT_SETTING_BLOCK) {
return AllowWebBluetoothResult::BLOCK_POLICY;
}
return AllowWebBluetoothResult::ALLOW;
}
std::string ChromeContentBrowserClient::GetWebBluetoothBlacklist() {
return variations::GetVariationParamValue("WebBluetoothBlacklist",
"blacklist_additions");
}
net::URLRequestContext*
ChromeContentBrowserClient::OverrideRequestContextForURL(
const GURL& url, content::ResourceContext* context) {
DCHECK_CURRENTLY_ON(BrowserThread::IO);
#if defined(ENABLE_EXTENSIONS)
if (url.SchemeIs(extensions::kExtensionScheme)) {
ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
return io_data->extensions_request_context();
}
#endif
return NULL;
}
QuotaPermissionContext*
ChromeContentBrowserClient::CreateQuotaPermissionContext() {
return new ChromeQuotaPermissionContext();
}
std::unique_ptr<storage::QuotaEvictionPolicy>
ChromeContentBrowserClient::GetTemporaryStorageEvictionPolicy(
content::BrowserContext* context) {
return SiteEngagementEvictionPolicy::IsEnabled()
? base::WrapUnique(new SiteEngagementEvictionPolicy(context))
: nullptr;
}
void ChromeContentBrowserClient::AllowCertificateError(
content::WebContents* web_contents,
int cert_error,
const net::SSLInfo& ssl_info,
const GURL& request_url,
ResourceType resource_type,
bool overridable,
bool strict_enforcement,
bool expired_previous_decision,
const base::Callback<void(bool)>& callback,
content::CertificateRequestResultType* result) {
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.
*result = 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);
*result = content::CERTIFICATE_REQUEST_RESULT_TYPE_CANCEL;
return;
}
// Otherwise, display an SSL blocking page. The interstitial page takes
// ownership of ssl_blocking_page.
int options_mask = 0;
if (overridable)
options_mask |= SSLErrorUI::SOFT_OVERRIDE_ENABLED;
if (strict_enforcement)
options_mask |= SSLErrorUI::STRICT_ENFORCEMENT;
if (expired_previous_decision)
options_mask |= SSLErrorUI::EXPIRED_BUT_PREVIOUSLY_ALLOWED;
safe_browsing::SafeBrowsingService* safe_browsing_service =
g_browser_process->safe_browsing_service();
std::unique_ptr<SafeBrowsingSSLCertReporter> cert_reporter(
new SafeBrowsingSSLCertReporter(safe_browsing_service
? safe_browsing_service->ui_manager()
: nullptr));
SSLErrorHandler::HandleSSLError(web_contents, cert_error, ssl_info,
request_url, options_mask,
std::move(cert_reporter), callback);
}
void ChromeContentBrowserClient::SelectClientCertificate(
content::WebContents* web_contents,
net::SSLCertRequestInfo* cert_request_info,
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();
Profile* profile =
Profile::FromBrowserContext(web_contents->GetBrowserContext());
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->IsType(base::Value::TYPE_DICTIONARY)) {
base::DictionaryValue* filter_dict =
static_cast<base::DictionaryValue*>(filter.get());
const std::vector<scoped_refptr<net::X509Certificate> >&
all_client_certs = cert_request_info->client_certs;
for (size_t i = 0; i < all_client_certs.size(); ++i) {
if (CertMatchesFilter(*all_client_certs[i].get(), *filter_dict)) {
// Use the first certificate that is matched by the filter.
delegate->ContinueWithCertificate(all_client_certs[i].get());
return;
}
}
} else {
NOTREACHED();
}
}
chrome::ShowSSLClientCertificateSelector(web_contents, cert_request_info,
std::move(delegate));
}
void ChromeContentBrowserClient::AddCertificate(
net::CertificateMimeType cert_type,
const void* cert_data,
size_t cert_size,
int render_process_id,
int render_frame_id) {
chrome::SSLAddCertificate(cert_type, cert_data, cert_size,
render_process_id, render_frame_id);
}
content::MediaObserver* ChromeContentBrowserClient::GetMediaObserver() {
return MediaCaptureDevicesDispatcher::GetInstance();
}
content::PlatformNotificationService*
ChromeContentBrowserClient::GetPlatformNotificationService() {
#if defined(ENABLE_NOTIFICATIONS)
return PlatformNotificationServiceImpl::GetInstance();
#else
NOTIMPLEMENTED();
return NULL;
#endif
}
bool ChromeContentBrowserClient::CanCreateWindow(
const GURL& opener_url,
const GURL& opener_top_level_frame_url,
const GURL& source_origin,
WindowContainerType container_type,
const GURL& target_url,
const content::Referrer& referrer,
WindowOpenDisposition disposition,
const WebWindowFeatures& features,
bool user_gesture,
bool opener_suppressed,
content::ResourceContext* context,
int render_process_id,
int opener_render_view_id,
int opener_render_frame_id,
bool* no_javascript_access) {
DCHECK_CURRENTLY_ON(BrowserThread::IO);
*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 == WINDOW_CONTAINER_TYPE_BACKGROUND) {
#if defined(ENABLE_EXTENSIONS)
ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
InfoMap* map = io_data->GetExtensionInfoMap();
if (!map->SecurityOriginHasAPIPermission(
source_origin,
render_process_id,
APIPermission::kBackground)) {
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 =
map->extensions().GetExtensionOrAppByURL(opener_url);
if (extension && !extensions::BackgroundInfo::AllowJSAccess(extension))
*no_javascript_access = true;
#endif
return true;
}
#if defined(ENABLE_EXTENSIONS)
if (extensions::WebViewRendererState::GetInstance()->IsGuest(
render_process_id)) {
return true;
}
if (target_url.SchemeIs(extensions::kExtensionScheme) ||
target_url.SchemeIs(extensions::kExtensionResourceScheme)) {
// Intentionally duplicating |io_data| and |map| code from above because we
// want to reduce calls to retrieve them as this function is a SYNC IPC
// handler.
ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
InfoMap* map = io_data->GetExtensionInfoMap();
const Extension* extension =
map->extensions().GetExtensionOrAppByURL(opener_url);
// TODO(lazyboy): http://crbug.com/585570, if |extension| is a platform app,
// disallow loading it in a tab via window.open(). Currently there are apps
// that rely on this to be allowed to get Cast API to work, so we are
// allowing this temporarily. Once Media Router is available on stable, this
// exception should not be required.
if (extension && extension->is_platform_app()) {
AppLoadedInTabSource source =
opener_top_level_frame_url ==
extensions::BackgroundInfo::GetBackgroundURL(extension)
? APP_LOADED_IN_TAB_SOURCE_BACKGROUND_PAGE
: APP_LOADED_IN_TAB_SOURCE_APP;
UMA_HISTOGRAM_ENUMERATION("Extensions.AppLoadedInTab", source,
APP_LOADED_IN_TAB_SOURCE_MAX);
}
}
#endif
HostContentSettingsMap* content_settings =
ProfileIOData::FromResourceContext(context)->GetHostContentSettingsMap();
BlockedWindowParams blocked_params(target_url,
referrer,
disposition,
features,
user_gesture,
opener_suppressed,
render_process_id,
opener_render_frame_id);
if (!user_gesture &&
!base::CommandLine::ForCurrentProcess()->HasSwitch(
switches::kDisablePopupBlocking)) {
if (content_settings->GetContentSetting(opener_top_level_frame_url,
opener_top_level_frame_url,
CONTENT_SETTINGS_TYPE_POPUPS,
std::string()) !=
CONTENT_SETTING_ALLOW) {
BrowserThread::PostTask(BrowserThread::UI,
FROM_HERE,
base::Bind(&HandleBlockedPopupOnUIThread,
blocked_params));
return false;
}
}
#if BUILDFLAG(ANDROID_JAVA_UI)
if (SingleTabModeTabHelper::IsRegistered(render_process_id,
opener_render_view_id)) {
BrowserThread::PostTask(BrowserThread::UI,
FROM_HERE,
base::Bind(&HandleSingleTabModeBlockOnUIThread,
blocked_params));
return false;
}
#endif
return true;
}
void ChromeContentBrowserClient::ResourceDispatcherHostCreated() {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
return g_browser_process->ResourceDispatcherHostCreated();
}
content::SpeechRecognitionManagerDelegate*
ChromeContentBrowserClient::CreateSpeechRecognitionManagerDelegate() {
return new speech::ChromeSpeechRecognitionManagerDelegate();
}
net::NetLog* ChromeContentBrowserClient::GetNetLog() {
return g_browser_process->net_log();
}
AccessTokenStore* ChromeContentBrowserClient::CreateAccessTokenStore() {
return new ChromeAccessTokenStore();
}
bool ChromeContentBrowserClient::IsFastShutdownPossible() {
return true;
}
void ChromeContentBrowserClient::OverrideWebkitPrefs(
RenderViewHost* rvh, WebPreferences* web_prefs) {
Profile* profile = Profile::FromBrowserContext(
rvh->GetProcess()->GetBrowserContext());
PrefService* prefs = profile->GetPrefs();
// Fill per-script font preferences. These are not registered on Android
// - http://crbug.com/308033.
#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);
#endif
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);
web_prefs->default_encoding = prefs->GetString(prefs::kDefaultCharset);
web_prefs->javascript_can_open_windows_automatically =
prefs->GetBoolean(prefs::kWebKitJavascriptCanOpenWindowsAutomatically);
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->experimental_webgl_enabled = false;
web_prefs->allow_displaying_insecure_content =
prefs->GetBoolean(prefs::kWebKitAllowDisplayingInsecureContent);
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->unified_textchecker_enabled = true;
web_prefs->uses_universal_detector =
prefs->GetBoolean(prefs::kWebKitUsesUniversalDetector);
web_prefs->text_areas_are_resizable =
prefs->GetBoolean(prefs::kWebKitTextAreasAreResizable);
web_prefs->hyperlink_auditing_enabled =
prefs->GetBoolean(prefs::kEnableHyperlinkAuditing);
#if defined(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 =
CharacterEncoding::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);
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,
BrowserURLHandler::null_handler());
#if BUILDFLAG(ANDROID_JAVA_UI)
// Handler to rewrite chrome://newtab on Android.
handler->AddHandlerPair(&chrome::android::HandleAndroidNativePageURL,
BrowserURLHandler::null_handler());
#else
// Handler to rewrite chrome://newtab for InstantExtended.
handler->AddHandlerPair(&search::HandleNewTabURLRewrite,
&search::HandleNewTabURLReverseRewrite);
#endif
// chrome: & friends.
handler->AddHandlerPair(&HandleWebUI, &HandleWebUIReverse);
}
void ChromeContentBrowserClient::ClearCache(RenderFrameHost* rfh) {
Profile* profile = Profile::FromBrowserContext(
rfh->GetSiteInstance()->GetProcess()->GetBrowserContext());
BrowsingDataRemover* remover =
BrowsingDataRemoverFactory::GetForBrowserContext(profile);
remover->Remove(BrowsingDataRemover::Unbounded(),
BrowsingDataRemover::REMOVE_CACHE,
BrowsingDataHelper::UNPROTECTED_WEB);
}
void ChromeContentBrowserClient::ClearCookies(RenderFrameHost* rfh) {
Profile* profile = Profile::FromBrowserContext(
rfh->GetSiteInstance()->GetProcess()->GetBrowserContext());
BrowsingDataRemover* remover =
BrowsingDataRemoverFactory::GetForBrowserContext(profile);
int remove_mask = BrowsingDataRemover::REMOVE_SITE_DATA;
remover->Remove(BrowsingDataRemover::Unbounded(), remove_mask,
BrowsingDataHelper::UNPROTECTED_WEB);
}
base::FilePath ChromeContentBrowserClient::GetDefaultDownloadDirectory() {
return DownloadPrefs::GetDefaultDownloadDirectory();
}
std::string ChromeContentBrowserClient::GetDefaultDownloadName() {
return l10n_util::GetStringUTF8(IDS_DEFAULT_DOWNLOAD_FILENAME);
}
base::FilePath ChromeContentBrowserClient::GetShaderDiskCacheDirectory() {
base::FilePath user_data_dir;
PathService::Get(chrome::DIR_USER_DATA, &user_data_dir);
DCHECK(!user_data_dir.empty());
return user_data_dir.Append(FILE_PATH_LITERAL("ShaderCache"));
}
void ChromeContentBrowserClient::DidCreatePpapiPlugin(
content::BrowserPpapiHost* browser_host) {
#if defined(ENABLE_PLUGINS)
ChromeContentBrowserClientPluginsPart::DidCreatePpapiPlugin(browser_host);
#endif
}
content::BrowserPpapiHost*
ChromeContentBrowserClient::GetExternalBrowserPpapiHost(
int plugin_process_id) {
#if !defined(DISABLE_NACL)
content::BrowserChildProcessHostIterator iter(PROCESS_TYPE_NACL_LOADER);
while (!iter.Done()) {
nacl::NaClProcessHost* host = static_cast<nacl::NaClProcessHost*>(
iter.GetDelegate());
if (host->process() &&
host->process()->GetData().id == plugin_process_id) {
// Found the plugin.
return host->browser_ppapi_host();
}
++iter;
}
#endif
return NULL;
}
bool ChromeContentBrowserClient::AllowPepperSocketAPI(
content::BrowserContext* browser_context,
const GURL& url,
bool private_api,
const content::SocketPermissionRequest* params) {
#if defined(ENABLE_PLUGINS) && defined(ENABLE_EXTENSIONS)
return ChromeContentBrowserClientPluginsPart::AllowPepperSocketAPI(
browser_context, url, private_api, params, allowed_socket_origins_);
#else
return false;
#endif
}
bool ChromeContentBrowserClient::IsPepperVpnProviderAPIAllowed(
content::BrowserContext* browser_context,
const GURL& url) {
#if defined(ENABLE_PLUGINS) && defined(ENABLE_EXTENSIONS)
return ChromeContentBrowserClientPluginsPart::IsPepperVpnProviderAPIAllowed(
browser_context, url);
#else
return false;
#endif
}
ui::SelectFilePolicy* ChromeContentBrowserClient::CreateSelectFilePolicy(
WebContents* web_contents) {
return new ChromeSelectFilePolicy(web_contents);
}
void ChromeContentBrowserClient::GetAdditionalAllowedSchemesForFileSystem(
std::vector<std::string>* additional_allowed_schemes) {
ContentBrowserClient::GetAdditionalAllowedSchemesForFileSystem(
additional_allowed_schemes);
additional_allowed_schemes->push_back(content::kChromeDevToolsScheme);
additional_allowed_schemes->push_back(content::kChromeUIScheme);
for (size_t i = 0; i < extra_parts_.size(); ++i) {
extra_parts_[i]->GetAdditionalAllowedSchemesForFileSystem(
additional_allowed_schemes);
}
}
void ChromeContentBrowserClient::GetSchemesBypassingSecureContextCheckWhitelist(
std::set<std::string>* schemes) {
return ::GetSchemesBypassingSecureContextCheckWhitelist(schemes);
}
void ChromeContentBrowserClient::GetURLRequestAutoMountHandlers(
std::vector<storage::URLRequestAutoMountHandler>* handlers) {
for (size_t i = 0; i < extra_parts_.size(); ++i)
extra_parts_[i]->GetURLRequestAutoMountHandlers(handlers);
}
void ChromeContentBrowserClient::GetAdditionalFileSystemBackends(
content::BrowserContext* browser_context,
const base::FilePath& storage_partition_path,
ScopedVector<storage::FileSystemBackend>* additional_backends) {
#if defined(OS_CHROMEOS)
storage::ExternalMountPoints* external_mount_points =
content::BrowserContext::GetMountPoints(browser_context);
DCHECK(external_mount_points);
chromeos::FileSystemBackend* backend = new chromeos::FileSystemBackend(
new drive::FileSystemBackendDelegate,
new chromeos::file_system_provider::BackendDelegate,
new chromeos::MTPFileSystemBackendDelegate(storage_partition_path),
external_mount_points,
storage::ExternalMountPoints::GetSystemInstance());
backend->AddSystemMountPoints();
DCHECK(backend->CanHandleType(storage::kFileSystemTypeExternal));
additional_backends->push_back(backend);
#endif
for (size_t i = 0; i < extra_parts_.size(); ++i) {
extra_parts_[i]->GetAdditionalFileSystemBackends(
browser_context, storage_partition_path, additional_backends);
}
}
#if defined(OS_ANDROID)
void ChromeContentBrowserClient::GetAdditionalMappedFilesForChildProcess(
const base::CommandLine& command_line,
int child_process_id,
FileDescriptorInfo* mappings,
std::map<int, base::MemoryMappedFile::Region>* regions) {
int fd = ui::GetMainAndroidPackFd(
&(*regions)[kAndroidUIResourcesPakDescriptor]);
mappings->Share(kAndroidUIResourcesPakDescriptor, fd);
fd = ui::GetCommonResourcesPackFd(
&(*regions)[kAndroidChrome100PercentPakDescriptor]);
mappings->Share(kAndroidChrome100PercentPakDescriptor, fd);
fd = ui::GetLocalePackFd(&(*regions)[kAndroidLocalePakDescriptor]);
mappings->Share(kAndroidLocalePakDescriptor, fd);
if (breakpad::IsCrashReporterEnabled()) {
base::File file =
breakpad::CrashDumpManager::GetInstance()->CreateMinidumpFile(
child_process_id);
if (file.IsValid()) {
mappings->Transfer(kAndroidMinidumpDescriptor,
base::ScopedFD(file.TakePlatformFile()));
} else {
LOG(ERROR) << "Failed to create file for minidump, crash reporting will "
"be disabled for this process.";
}
}
base::FilePath app_data_path;
PathService::Get(base::DIR_ANDROID_APP_DATA, &app_data_path);
DCHECK(!app_data_path.empty());
}
#elif defined(OS_POSIX) && !defined(OS_MACOSX)
void ChromeContentBrowserClient::GetAdditionalMappedFilesForChildProcess(
const base::CommandLine& command_line,
int child_process_id,
FileDescriptorInfo* mappings) {
int crash_signal_fd = GetCrashSignalFD(command_line);
if (crash_signal_fd >= 0) {
mappings->Share(kCrashDumpSignal, crash_signal_fd);
}
}
#endif // defined(OS_ANDROID)
#if defined(OS_WIN)
const wchar_t* ChromeContentBrowserClient::GetResourceDllName() {
return chrome::kBrowserResourcesDll;
}
base::string16 ChromeContentBrowserClient::GetAppContainerSidForSandboxType(
int sandbox_type) const {
base::string16 sid;
#if defined(GOOGLE_CHROME_BUILD)
const version_info::Channel channel = chrome::GetChannel();
// It's possible to have a SxS installation running at the same time as a
// non-SxS so isolate them from each other.
if (channel == version_info::Channel::CANARY) {
sid.assign(
L"S-1-15-2-3251537155-1984446955-2931258699-841473695-1938553385-"
L"924012150-");
} else {
sid.assign(
L"S-1-15-2-3251537155-1984446955-2931258699-841473695-1938553385-"
L"924012149-");
}
#else
sid.assign(
L"S-1-15-2-3251537155-1984446955-2931258699-841473695-1938553385-"
L"924012148-");
#endif
// TODO(wfh): Add support for more process types here. crbug.com/499523
switch (sandbox_type) {
case content::SANDBOX_TYPE_RENDERER:
return sid + L"129201922";
case content::SANDBOX_TYPE_UTILITY:
return base::string16();
case content::SANDBOX_TYPE_GPU:
return base::string16();
case content::SANDBOX_TYPE_PPAPI:
return sid + L"129201925";
#if !defined(DISABLE_NACL)
case PROCESS_TYPE_NACL_LOADER:
return base::string16();
case PROCESS_TYPE_NACL_BROKER:
return base::string16();
#endif
}
// Should never reach here.
CHECK(0);
return base::string16();
}
bool ChromeContentBrowserClient::PreSpawnRenderer(
sandbox::TargetPolicy* policy) {
// This code is duplicated in nacl_exe_win_64.cc.
// Allow the server side of a pipe restricted to the "chrome.nacl."
// namespace so that it cannot impersonate other system or other chrome
// service pipes.
sandbox::ResultCode result = policy->AddRule(
sandbox::TargetPolicy::SUBSYS_NAMED_PIPES,
sandbox::TargetPolicy::NAMEDPIPES_ALLOW_ANY,
L"\\\\.\\pipe\\chrome.nacl.*");
if (result != sandbox::SBOX_ALL_OK)
return false;
return result == sandbox::SBOX_ALL_OK;
}
bool ChromeContentBrowserClient::IsWin32kLockdownEnabledForMimeType(
const std::string& mime_type) const {
// First, check if any variation parameters have enabled or disabled this
// mime type either specifically or globally.
std::map<std::string, std::string> mime_params;
if (variations::GetVariationParams("EnableWin32kLockDownMimeTypes",
&mime_params)) {
bool enabled = false;
for (const auto& param : mime_params) {
if (param.first == mime_type || param.first == "*") {
// Disabled entries take precedence over Enabled entries.
if (base::StartsWith(param.second, "Disabled",
base::CompareCase::INSENSITIVE_ASCII)) {
return false;
}
if (base::StartsWith(param.second, "Enabled",
base::CompareCase::INSENSITIVE_ASCII)) {
enabled = true;
}
}
}
return enabled;
}
// Second, check the command line to see if this mime type is enabled
// either specifically or globally.
const base::CommandLine* cmd_line = base::CommandLine::ForCurrentProcess();
if (!cmd_line->HasSwitch(switches::kEnableWin32kLockDownMimeTypes))
return false;
std::string mime_types =
cmd_line->GetSwitchValueASCII(switches::kEnableWin32kLockDownMimeTypes);
// Consider the value * to enable all mime types for lockdown.
if (mime_types == "*")
return true;
base::StringTokenizer tokenizer(mime_types, ",");
tokenizer.set_quote_chars("\"");