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chromium / chromium / src.git / c694003c15dc6af21b453febd1463c5394c98c9e / . / content / renderer / render_frame_impl.cc
blob: 41f68b58bf2957c56474e986a9712637ef17aadb [file] [log] [blame]
// Copyright 2013 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 "content/renderer/render_frame_impl.h"
#include <map>
#include <string>
#include "base/auto_reset.h"
#include "base/command_line.h"
#include "base/debug/alias.h"
#include "base/debug/asan_invalid_access.h"
#include "base/debug/dump_without_crashing.h"
#include "base/i18n/char_iterator.h"
#include "base/metrics/histogram.h"
#include "base/process/process.h"
#include "base/strings/string16.h"
#include "base/strings/utf_string_conversions.h"
#include "base/thread_task_runner_handle.h"
#include "base/time/time.h"
#include "cc/base/switches.h"
#include "components/scheduler/renderer/renderer_scheduler.h"
#include "content/child/appcache/appcache_dispatcher.h"
#include "content/child/permissions/permission_dispatcher.h"
#include "content/child/plugin_messages.h"
#include "content/child/quota_dispatcher.h"
#include "content/child/request_extra_data.h"
#include "content/child/service_worker/service_worker_handle_reference.h"
#include "content/child/service_worker/service_worker_network_provider.h"
#include "content/child/service_worker/service_worker_provider_context.h"
#include "content/child/service_worker/web_service_worker_provider_impl.h"
#include "content/child/v8_value_converter_impl.h"
#include "content/child/web_url_loader_impl.h"
#include "content/child/web_url_request_util.h"
#include "content/child/webmessageportchannel_impl.h"
#include "content/child/websocket_bridge.h"
#include "content/child/weburlresponse_extradata_impl.h"
#include "content/common/accessibility_messages.h"
#include "content/common/clipboard_messages.h"
#include "content/common/frame_messages.h"
#include "content/common/frame_replication_state.h"
#include "content/common/input_messages.h"
#include "content/common/navigation_params.h"
#include "content/common/service_worker/service_worker_types.h"
#include "content/common/site_isolation_policy.h"
#include "content/common/swapped_out_messages.h"
#include "content/common/view_messages.h"
#include "content/public/common/bindings_policy.h"
#include "content/public/common/content_constants.h"
#include "content/public/common/content_switches.h"
#include "content/public/common/context_menu_params.h"
#include "content/public/common/isolated_world_ids.h"
#include "content/public/common/page_state.h"
#include "content/public/common/resource_response.h"
#include "content/public/common/url_constants.h"
#include "content/public/common/url_utils.h"
#include "content/public/renderer/browser_plugin_delegate.h"
#include "content/public/renderer/content_renderer_client.h"
#include "content/public/renderer/context_menu_client.h"
#include "content/public/renderer/document_state.h"
#include "content/public/renderer/navigation_state.h"
#include "content/public/renderer/render_frame_observer.h"
#include "content/public/renderer/renderer_ppapi_host.h"
#include "content/renderer/accessibility/renderer_accessibility.h"
#include "content/renderer/bluetooth/web_bluetooth_impl.h"
#include "content/renderer/browser_plugin/browser_plugin.h"
#include "content/renderer/browser_plugin/browser_plugin_manager.h"
#include "content/renderer/child_frame_compositing_helper.h"
#include "content/renderer/context_menu_params_builder.h"
#include "content/renderer/devtools/devtools_agent.h"
#include "content/renderer/dom_automation_controller.h"
#include "content/renderer/external_popup_menu.h"
#include "content/renderer/geolocation_dispatcher.h"
#include "content/renderer/gpu/gpu_benchmarking_extension.h"
#include "content/renderer/history_controller.h"
#include "content/renderer/history_serialization.h"
#include "content/renderer/image_downloader/image_downloader_impl.h"
#include "content/renderer/ime_event_guard.h"
#include "content/renderer/internal_document_state_data.h"
#include "content/renderer/manifest/manifest_manager.h"
#include "content/renderer/media/audio_renderer_mixer_manager.h"
#include "content/renderer/media/crypto/render_cdm_factory.h"
#include "content/renderer/media/media_permission_dispatcher.h"
#include "content/renderer/media/media_stream_dispatcher.h"
#include "content/renderer/media/media_stream_renderer_factory_impl.h"
#include "content/renderer/media/midi_dispatcher.h"
#include "content/renderer/media/render_media_log.h"
#include "content/renderer/media/user_media_client_impl.h"
#include "content/renderer/media/webmediaplayer_ms.h"
#include "content/renderer/memory_benchmarking_extension.h"
#include "content/renderer/mojo/service_registry_js_wrapper.h"
#include "content/renderer/navigation_state_impl.h"
#include "content/renderer/notification_permission_dispatcher.h"
#include "content/renderer/npapi/plugin_channel_host.h"
#include "content/renderer/pepper/plugin_instance_throttler_impl.h"
#include "content/renderer/presentation/presentation_dispatcher.h"
#include "content/renderer/push_messaging/push_messaging_dispatcher.h"
#include "content/renderer/render_frame_proxy.h"
#include "content/renderer/render_process.h"
#include "content/renderer/render_thread_impl.h"
#include "content/renderer/render_view_impl.h"
#include "content/renderer/render_widget_fullscreen_pepper.h"
#include "content/renderer/renderer_webapplicationcachehost_impl.h"
#include "content/renderer/renderer_webcolorchooser_impl.h"
#include "content/renderer/screen_orientation/screen_orientation_dispatcher.h"
#include "content/renderer/shared_worker_repository.h"
#include "content/renderer/skia_benchmarking_extension.h"
#include "content/renderer/stats_collection_controller.h"
#include "content/renderer/web_ui_extension.h"
#include "content/renderer/websharedworker_proxy.h"
#include "gin/modules/module_registry.h"
#include "media/base/audio_renderer_mixer_input.h"
#include "media/base/media_log.h"
#include "media/blink/webencryptedmediaclient_impl.h"
#include "media/blink/webmediaplayer_impl.h"
#include "media/renderers/gpu_video_accelerator_factories.h"
#include "mojo/common/url_type_converters.h"
#include "net/base/data_url.h"
#include "net/base/net_errors.h"
#include "net/base/registry_controlled_domains/registry_controlled_domain.h"
#include "net/http/http_util.h"
#include "third_party/WebKit/public/platform/WebStorageQuotaCallbacks.h"
#include "third_party/WebKit/public/platform/WebString.h"
#include "third_party/WebKit/public/platform/WebURL.h"
#include "third_party/WebKit/public/platform/WebURLError.h"
#include "third_party/WebKit/public/platform/WebURLResponse.h"
#include "third_party/WebKit/public/platform/WebVector.h"
#include "third_party/WebKit/public/platform/modules/webusb/WebUSBClient.h"
#include "third_party/WebKit/public/web/WebColorSuggestion.h"
#include "third_party/WebKit/public/web/WebDocument.h"
#include "third_party/WebKit/public/web/WebFrameWidget.h"
#include "third_party/WebKit/public/web/WebGlyphCache.h"
#include "third_party/WebKit/public/web/WebKit.h"
#include "third_party/WebKit/public/web/WebLocalFrame.h"
#include "third_party/WebKit/public/web/WebMediaStreamRegistry.h"
#include "third_party/WebKit/public/web/WebNavigationPolicy.h"
#include "third_party/WebKit/public/web/WebPlugin.h"
#include "third_party/WebKit/public/web/WebPluginParams.h"
#include "third_party/WebKit/public/web/WebRange.h"
#include "third_party/WebKit/public/web/WebScopedUserGesture.h"
#include "third_party/WebKit/public/web/WebScriptSource.h"
#include "third_party/WebKit/public/web/WebSearchableFormData.h"
#include "third_party/WebKit/public/web/WebSecurityOrigin.h"
#include "third_party/WebKit/public/web/WebSecurityPolicy.h"
#include "third_party/WebKit/public/web/WebSerializedScriptValue.h"
#include "third_party/WebKit/public/web/WebSettings.h"
#include "third_party/WebKit/public/web/WebSurroundingText.h"
#include "third_party/WebKit/public/web/WebUserGestureIndicator.h"
#include "third_party/WebKit/public/web/WebView.h"
#include "third_party/mojo/src/mojo/edk/js/core.h"
#include "third_party/mojo/src/mojo/edk/js/support.h"
#include "url/url_util.h"
#if defined(ENABLE_PLUGINS)
#include "content/renderer/npapi/webplugin_impl.h"
#include "content/renderer/pepper/pepper_browser_connection.h"
#include "content/renderer/pepper/pepper_plugin_instance_impl.h"
#include "content/renderer/pepper/pepper_webplugin_impl.h"
#include "content/renderer/pepper/plugin_module.h"
#endif
#if defined(ENABLE_WEBRTC)
#include "content/renderer/media/rtc_peer_connection_handler.h"
#endif
#if defined(OS_ANDROID)
#include <cpu-features.h>
#include "content/common/gpu/client/context_provider_command_buffer.h"
#include "content/renderer/android/synchronous_compositor_factory.h"
#include "content/renderer/java/gin_java_bridge_dispatcher.h"
#include "content/renderer/media/android/renderer_media_player_manager.h"
#include "content/renderer/media/android/stream_texture_factory_impl.h"
#include "content/renderer/media/android/webmediaplayer_android.h"
#else
#include "cc/blink/context_provider_web_context.h"
#include "content/renderer/usb/web_usb_client_impl.h"
#include "device/devices_app/public/cpp/constants.h"
#endif
#if defined(ENABLE_PEPPER_CDMS)
#include "content/renderer/media/crypto/pepper_cdm_wrapper_impl.h"
#elif defined(ENABLE_BROWSER_CDMS)
#include "content/renderer/media/crypto/renderer_cdm_manager.h"
#endif
#if defined(ENABLE_MOJO_MEDIA)
#include "media/mojo/services/mojo_cdm_factory.h"
#include "media/mojo/services/mojo_renderer_factory.h"
#include "mojo/application/public/cpp/connect.h"
#include "mojo/application/public/interfaces/shell.mojom.h"
#include "third_party/mojo/src/mojo/public/cpp/bindings/interface_request.h"
#else
#include "media/renderers/default_renderer_factory.h"
#endif
#if defined(ENABLE_WEBVR)
#include "content/renderer/vr/vr_dispatcher.h"
#endif
using blink::WebContentDecryptionModule;
using blink::WebContextMenuData;
using blink::WebData;
using blink::WebDataSource;
using blink::WebDocument;
using blink::WebDOMEvent;
using blink::WebDOMMessageEvent;
using blink::WebElement;
using blink::WebExternalPopupMenu;
using blink::WebExternalPopupMenuClient;
using blink::WebFrame;
using blink::WebHistoryItem;
using blink::WebHTTPBody;
using blink::WebLocalFrame;
using blink::WebMediaPlayer;
using blink::WebMediaPlayerClient;
using blink::WebMediaPlayerEncryptedMediaClient;
using blink::WebNavigationPolicy;
using blink::WebNavigationType;
using blink::WebNode;
using blink::WebPluginParams;
using blink::WebPopupMenuInfo;
using blink::WebRange;
using blink::WebReferrerPolicy;
using blink::WebScriptSource;
using blink::WebSearchableFormData;
using blink::WebSecurityOrigin;
using blink::WebSecurityPolicy;
using blink::WebSerializedScriptValue;
using blink::WebServiceWorkerProvider;
using blink::WebSettings;
using blink::WebStorageQuotaCallbacks;
using blink::WebString;
using blink::WebURL;
using blink::WebURLError;
using blink::WebURLRequest;
using blink::WebURLResponse;
using blink::WebUserGestureIndicator;
using blink::WebVector;
using blink::WebView;
using base::Time;
using base::TimeDelta;
namespace content {
namespace {
const char kDefaultAcceptHeader[] =
"text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/"
"*;q=0.8";
const char kAcceptHeader[] = "Accept";
const size_t kExtraCharsBeforeAndAfterSelection = 100;
typedef std::map<int, RenderFrameImpl*> RoutingIDFrameMap;
static base::LazyInstance<RoutingIDFrameMap> g_routing_id_frame_map =
LAZY_INSTANCE_INITIALIZER;
typedef std::map<blink::WebFrame*, RenderFrameImpl*> FrameMap;
base::LazyInstance<FrameMap> g_frame_map = LAZY_INSTANCE_INITIALIZER;
int64 ExtractPostId(HistoryEntry* entry) {
if (!entry)
return -1;
const WebHistoryItem& item = entry->root();
if (item.isNull() || item.httpBody().isNull())
return -1;
return item.httpBody().identifier();
}
WebURLResponseExtraDataImpl* GetExtraDataFromResponse(
const WebURLResponse& response) {
return static_cast<WebURLResponseExtraDataImpl*>(response.extraData());
}
void GetRedirectChain(WebDataSource* ds, std::vector<GURL>* result) {
// Replace any occurrences of swappedout:// with about:blank.
const WebURL& blank_url = GURL(url::kAboutBlankURL);
WebVector<WebURL> urls;
ds->redirectChain(urls);
result->reserve(urls.size());
for (size_t i = 0; i < urls.size(); ++i) {
if (urls[i] != GURL(kSwappedOutURL))
result->push_back(urls[i]);
else
result->push_back(blank_url);
}
}
// Returns the original request url. If there is no redirect, the original
// url is the same as ds->request()->url(). If the WebDataSource belongs to a
// frame was loaded by loadData, the original url will be ds->unreachableURL()
GURL GetOriginalRequestURL(WebDataSource* ds) {
// WebDataSource has unreachable URL means that the frame is loaded through
// blink::WebFrame::loadData(), and the base URL will be in the redirect
// chain. However, we never visited the baseURL. So in this case, we should
// use the unreachable URL as the original URL.
if (ds->hasUnreachableURL())
return ds->unreachableURL();
std::vector<GURL> redirects;
GetRedirectChain(ds, &redirects);
if (!redirects.empty())
return redirects.at(0);
return ds->originalRequest().url();
}
NOINLINE void CrashIntentionally() {
// NOTE(shess): Crash directly rather than using NOTREACHED() so
// that the signature is easier to triage in crash reports.
volatile int* zero = NULL;
*zero = 0;
}
NOINLINE void BadCastCrashIntentionally() {
class A {
virtual void f() {}
};
class B {
virtual void f() {}
};
A a;
(void)(B*)&a;
}
#if defined(ADDRESS_SANITIZER) || defined(SYZYASAN)
NOINLINE void MaybeTriggerAsanError(const GURL& url) {
// NOTE(rogerm): We intentionally perform an invalid heap access here in
// order to trigger an Address Sanitizer (ASAN) error report.
const char kCrashDomain[] = "crash";
const char kHeapOverflow[] = "/heap-overflow";
const char kHeapUnderflow[] = "/heap-underflow";
const char kUseAfterFree[] = "/use-after-free";
#if defined(SYZYASAN)
const char kCorruptHeapBlock[] = "/corrupt-heap-block";
const char kCorruptHeap[] = "/corrupt-heap";
#endif
if (!url.DomainIs(kCrashDomain))
return;
if (!url.has_path())
return;
std::string crash_type(url.path());
if (crash_type == kHeapOverflow) {
base::debug::AsanHeapOverflow();
} else if (crash_type == kHeapUnderflow ) {
base::debug::AsanHeapUnderflow();
} else if (crash_type == kUseAfterFree) {
base::debug::AsanHeapUseAfterFree();
#if defined(SYZYASAN)
} else if (crash_type == kCorruptHeapBlock) {
base::debug::AsanCorruptHeapBlock();
} else if (crash_type == kCorruptHeap) {
base::debug::AsanCorruptHeap();
#endif
}
}
#endif // ADDRESS_SANITIZER || SYZYASAN
void MaybeHandleDebugURL(const GURL& url) {
if (!url.SchemeIs(kChromeUIScheme))
return;
if (url == GURL(kChromeUIBadCastCrashURL)) {
BadCastCrashIntentionally();
} else if (url == GURL(kChromeUICrashURL)) {
CrashIntentionally();
} else if (url == GURL(kChromeUIDumpURL)) {
// This URL will only correctly create a crash dump file if content is
// hosted in a process that has correctly called
// base::debug::SetDumpWithoutCrashingFunction. Refer to the documentation
// of base::debug::DumpWithoutCrashing for more details.
base::debug::DumpWithoutCrashing();
} else if (url == GURL(kChromeUIKillURL)) {
base::Process::Current().Terminate(1, false);
} else if (url == GURL(kChromeUIHangURL)) {
for (;;) {
base::PlatformThread::Sleep(base::TimeDelta::FromSeconds(1));
}
} else if (url == GURL(kChromeUIShorthangURL)) {
base::PlatformThread::Sleep(base::TimeDelta::FromSeconds(20));
}
#if defined(ADDRESS_SANITIZER) || defined(SYZYASAN)
MaybeTriggerAsanError(url);
#endif // ADDRESS_SANITIZER || SYZYASAN
}
// Returns false unless this is a top-level navigation.
bool IsTopLevelNavigation(WebFrame* frame) {
return frame->parent() == NULL;
}
// Returns false unless this is a top-level navigation that crosses origins.
bool IsNonLocalTopLevelNavigation(const GURL& url,
WebFrame* frame,
WebNavigationType type,
bool is_form_post) {
if (!IsTopLevelNavigation(frame))
return false;
// Navigations initiated within Webkit are not sent out to the external host
// in the following cases.
// 1. The url scheme is not http/https
// 2. The origin of the url and the opener is the same in which case the
// opener relationship is maintained.
// 3. Reloads/form submits/back forward navigations
if (!url.SchemeIs(url::kHttpScheme) && !url.SchemeIs(url::kHttpsScheme))
return false;
if (type != blink::WebNavigationTypeReload &&
type != blink::WebNavigationTypeBackForward && !is_form_post) {
// The opener relationship between the new window and the parent allows the
// new window to script the parent and vice versa. This is not allowed if
// the origins of the two domains are different. This can be treated as a
// top level navigation and routed back to the host.
blink::WebFrame* opener = frame->opener();
if (!opener)
return true;
if (url.GetOrigin() != GURL(opener->document().url()).GetOrigin())
return true;
}
return false;
}
WebURLRequest CreateURLRequestForNavigation(
const CommonNavigationParams& common_params,
scoped_ptr<StreamOverrideParameters> stream_override,
bool is_view_source_mode_enabled) {
WebURLRequest request(common_params.url);
if (is_view_source_mode_enabled)
request.setCachePolicy(WebURLRequest::ReturnCacheDataElseLoad);
if (common_params.referrer.url.is_valid()) {
WebString web_referrer = WebSecurityPolicy::generateReferrerHeader(
common_params.referrer.policy,
common_params.url,
WebString::fromUTF8(common_params.referrer.url.spec()));
if (!web_referrer.isEmpty())
request.setHTTPReferrer(web_referrer, common_params.referrer.policy);
}
RequestExtraData* extra_data = new RequestExtraData();
extra_data->set_stream_override(stream_override.Pass());
request.setExtraData(extra_data);
// Set the ui timestamp for this navigation. Currently the timestamp here is
// only non empty when the navigation was triggered by an Android intent. The
// timestamp is converted to a double version supported by blink. It will be
// passed back to the browser in the DidCommitProvisionalLoad and the
// DocumentLoadComplete IPCs.
base::TimeDelta ui_timestamp = common_params.ui_timestamp - base::TimeTicks();
request.setUiStartTime(ui_timestamp.InSecondsF());
request.setInputPerfMetricReportPolicy(
static_cast<WebURLRequest::InputToLoadPerfMetricReportPolicy>(
common_params.report_type));
return request;
}
void UpdateFrameNavigationTiming(WebFrame* frame,
base::TimeTicks browser_navigation_start,
base::TimeTicks renderer_navigation_start) {
// The browser provides the navigation_start time to bootstrap the
// Navigation Timing information for the browser-initiated navigations. In
// case of cross-process navigations, this carries over the time of
// finishing the onbeforeunload handler of the previous page.
DCHECK(!browser_navigation_start.is_null());
if (frame->provisionalDataSource()) {
// |browser_navigation_start| is likely before this process existed, so we
// can't use InterProcessTimeTicksConverter. We need at least to ensure
// that the browser-side navigation start we set is not later than the one
// on the renderer side.
base::TimeTicks navigation_start = std::min(
browser_navigation_start, renderer_navigation_start);
double navigation_start_seconds =
(navigation_start - base::TimeTicks()).InSecondsF();
frame->provisionalDataSource()->setNavigationStartTime(
navigation_start_seconds);
// TODO(clamy): We need to provide additional timing values for the
// Navigation Timing API to work with browser-side navigations.
}
}
// PlzNavigate
CommonNavigationParams MakeCommonNavigationParams(
blink::WebURLRequest* request,
bool should_replace_current_entry) {
const RequestExtraData kEmptyData;
const RequestExtraData* extra_data =
static_cast<RequestExtraData*>(request->extraData());
if (!extra_data)
extra_data = &kEmptyData;
Referrer referrer(
GURL(request->httpHeaderField(WebString::fromUTF8("Referer")).latin1()),
request->referrerPolicy());
// Set the ui timestamp for this navigation. Currently the timestamp here is
// only non empty when the navigation was triggered by an Android intent, or
// by the user clicking on a link. The timestamp is converted from a double
// version supported by blink. It will be passed back to the renderer in the
// CommitNavigation IPC, and then back to the browser again in the
// DidCommitProvisionalLoad and the DocumentLoadComplete IPCs.
base::TimeTicks ui_timestamp =
base::TimeTicks() + base::TimeDelta::FromSecondsD(request->uiStartTime());
FrameMsg_UILoadMetricsReportType::Value report_type =
static_cast<FrameMsg_UILoadMetricsReportType::Value>(
request->inputPerfMetricReportPolicy());
return CommonNavigationParams(
request->url(), referrer, extra_data->transition_type(),
FrameMsg_Navigate_Type::NORMAL, true, should_replace_current_entry,
ui_timestamp, report_type, GURL(), GURL());
}
#if !defined(OS_ANDROID) || defined(ENABLE_MEDIA_PIPELINE_ON_ANDROID)
media::Context3D GetSharedMainThreadContext3D() {
cc::ContextProvider* provider =
RenderThreadImpl::current()->SharedMainThreadContextProvider().get();
if (!provider)
return media::Context3D();
return media::Context3D(provider->ContextGL(), provider->GrContext());
}
#endif
bool IsReload(FrameMsg_Navigate_Type::Value navigation_type) {
return navigation_type == FrameMsg_Navigate_Type::RELOAD ||
navigation_type == FrameMsg_Navigate_Type::RELOAD_IGNORING_CACHE ||
navigation_type == FrameMsg_Navigate_Type::RELOAD_ORIGINAL_REQUEST_URL;
}
RenderFrameImpl::CreateRenderFrameImplFunction g_create_render_frame_impl =
nullptr;
void OnGotContentHandlerID(uint32_t content_handler_id) {}
} // namespace
// static
RenderFrameImpl* RenderFrameImpl::Create(RenderViewImpl* render_view,
int32 routing_id) {
DCHECK(routing_id != MSG_ROUTING_NONE);
CreateParams params(render_view, routing_id);
if (g_create_render_frame_impl)
return g_create_render_frame_impl(params);
else
return new RenderFrameImpl(params);
}
// static
RenderFrame* RenderFrame::FromRoutingID(int routing_id) {
return RenderFrameImpl::FromRoutingID(routing_id);
}
// static
RenderFrameImpl* RenderFrameImpl::FromRoutingID(int routing_id) {
RoutingIDFrameMap::iterator iter =
g_routing_id_frame_map.Get().find(routing_id);
if (iter != g_routing_id_frame_map.Get().end())
return iter->second;
return NULL;
}
// static
RenderFrameImpl* RenderFrameImpl::CreateMainFrame(RenderViewImpl* render_view,
int32 routing_id) {
RenderFrameImpl* render_frame =
RenderFrameImpl::Create(render_view, routing_id);
WebLocalFrame* web_frame =
WebLocalFrame::create(blink::WebTreeScopeType::Document, render_frame);
render_frame->SetWebFrame(web_frame);
render_view->webview()->setMainFrame(web_frame);
return render_frame;
}
// static
void RenderFrameImpl::CreateFrame(
int routing_id,
int proxy_routing_id,
int opener_routing_id,
int parent_routing_id,
int previous_sibling_routing_id,
const FrameReplicationState& replicated_state,
CompositorDependencies* compositor_deps,
const FrameMsg_NewFrame_WidgetParams& widget_params) {
blink::WebLocalFrame* web_frame;
RenderFrameImpl* render_frame;
if (proxy_routing_id == MSG_ROUTING_NONE) {
RenderFrameProxy* parent_proxy =
RenderFrameProxy::FromRoutingID(parent_routing_id);
// If the browser is sending a valid parent routing id, it should already
// be created and registered.
CHECK(parent_proxy);
blink::WebRemoteFrame* parent_web_frame = parent_proxy->web_frame();
blink::WebFrame* previous_sibling_web_frame = nullptr;
RenderFrameProxy* previous_sibling_proxy =
RenderFrameProxy::FromRoutingID(previous_sibling_routing_id);
if (previous_sibling_proxy)
previous_sibling_web_frame = previous_sibling_proxy->web_frame();
// Create the RenderFrame and WebLocalFrame, linking the two.
render_frame =
RenderFrameImpl::Create(parent_proxy->render_view(), routing_id);
web_frame = parent_web_frame->createLocalChild(
replicated_state.scope, WebString::fromUTF8(replicated_state.name),
replicated_state.sandbox_flags, render_frame,
previous_sibling_web_frame);
} else {
RenderFrameProxy* proxy =
RenderFrameProxy::FromRoutingID(proxy_routing_id);
CHECK(proxy);
render_frame = RenderFrameImpl::Create(proxy->render_view(), routing_id);
web_frame =
blink::WebLocalFrame::create(replicated_state.scope, render_frame);
render_frame->proxy_routing_id_ = proxy_routing_id;
web_frame->initializeToReplaceRemoteFrame(
proxy->web_frame(), WebString::fromUTF8(replicated_state.name),
replicated_state.sandbox_flags);
}
render_frame->SetWebFrame(web_frame);
CHECK_IMPLIES(parent_routing_id == MSG_ROUTING_NONE, !web_frame->parent());
WebFrame* opener = ResolveOpener(opener_routing_id, nullptr);
web_frame->setOpener(opener);
if (widget_params.routing_id != MSG_ROUTING_NONE) {
CHECK(SiteIsolationPolicy::AreCrossProcessFramesPossible());
render_frame->render_widget_ = RenderWidget::CreateForFrame(
widget_params.routing_id, widget_params.surface_id,
widget_params.hidden, render_frame->render_view_->screen_info(),
compositor_deps, web_frame);
// TODO(kenrb): Observing shouldn't be necessary when we sort out
// WasShown and WasHidden, separating page-level visibility from
// frame-level visibility.
render_frame->render_widget_->RegisterRenderFrame(render_frame);
}
render_frame->Initialize();
}
// static
RenderFrame* RenderFrame::FromWebFrame(blink::WebFrame* web_frame) {
return RenderFrameImpl::FromWebFrame(web_frame);
}
// static
RenderFrameImpl* RenderFrameImpl::FromWebFrame(blink::WebFrame* web_frame) {
FrameMap::iterator iter = g_frame_map.Get().find(web_frame);
if (iter != g_frame_map.Get().end())
return iter->second;
return NULL;
}
// static
void RenderFrameImpl::InstallCreateHook(
CreateRenderFrameImplFunction create_render_frame_impl) {
CHECK(!g_create_render_frame_impl);
g_create_render_frame_impl = create_render_frame_impl;
}
// static
blink::WebFrame* RenderFrameImpl::ResolveOpener(int opener_frame_routing_id,
int* opener_view_routing_id) {
if (opener_view_routing_id)
*opener_view_routing_id = MSG_ROUTING_NONE;
if (opener_frame_routing_id == MSG_ROUTING_NONE)
return nullptr;
// Opener routing ID could refer to either a RenderFrameProxy or a
// RenderFrame, so need to check both.
RenderFrameProxy* opener_proxy =
RenderFrameProxy::FromRoutingID(opener_frame_routing_id);
if (opener_proxy) {
if (opener_view_routing_id)
*opener_view_routing_id = opener_proxy->render_view()->GetRoutingID();
// TODO(nasko,alexmos): This check won't be needed once swappedout:// is
// gone.
if (opener_proxy->IsMainFrameDetachedFromTree()) {
DCHECK(!SiteIsolationPolicy::IsSwappedOutStateForbidden());
return opener_proxy->render_view()->webview()->mainFrame();
} else {
return opener_proxy->web_frame();
}
}
RenderFrameImpl* opener_frame =
RenderFrameImpl::FromRoutingID(opener_frame_routing_id);
if (opener_frame) {
if (opener_view_routing_id)
*opener_view_routing_id = opener_frame->render_view()->GetRoutingID();
return opener_frame->GetWebFrame();
}
return nullptr;
}
// RenderFrameImpl ----------------------------------------------------------
RenderFrameImpl::RenderFrameImpl(const CreateParams& params)
: frame_(NULL),
is_subframe_(false),
is_local_root_(false),
render_view_(params.render_view->AsWeakPtr()),
routing_id_(params.routing_id),
is_swapped_out_(false),
render_frame_proxy_(NULL),
is_detaching_(false),
proxy_routing_id_(MSG_ROUTING_NONE),
#if defined(ENABLE_PLUGINS)
plugin_power_saver_helper_(NULL),
#endif
cookie_jar_(this),
selection_text_offset_(0),
selection_range_(gfx::Range::InvalidRange()),
handling_select_range_(false),
notification_permission_dispatcher_(NULL),
web_user_media_client_(NULL),
media_permission_dispatcher_(NULL),
midi_dispatcher_(NULL),
#if defined(OS_ANDROID)
media_player_manager_(NULL),
#endif
#if defined(ENABLE_BROWSER_CDMS)
cdm_manager_(NULL),
#endif
#if defined(VIDEO_HOLE)
contains_media_player_(false),
#endif
has_played_media_(false),
devtools_agent_(nullptr),
geolocation_dispatcher_(NULL),
push_messaging_dispatcher_(NULL),
presentation_dispatcher_(NULL),
screen_orientation_dispatcher_(NULL),
manifest_manager_(NULL),
accessibility_mode_(AccessibilityModeOff),
renderer_accessibility_(NULL),
weak_factory_(this) {
std::pair<RoutingIDFrameMap::iterator, bool> result =
g_routing_id_frame_map.Get().insert(std::make_pair(routing_id_, this));
CHECK(result.second) << "Inserting a duplicate item.";
RenderThread::Get()->AddRoute(routing_id_, this);
render_view_->RegisterRenderFrame(this);
// Everything below subclasses RenderFrameObserver and is automatically
// deleted when the RenderFrame gets deleted.
#if defined(OS_ANDROID)
new GinJavaBridgeDispatcher(this);
#endif
#if defined(ENABLE_PLUGINS)
plugin_power_saver_helper_ = new PluginPowerSaverHelper(this);
#endif
manifest_manager_ = new ManifestManager(this);
GetServiceRegistry()->ConnectToRemoteService(mojo::GetProxy(&mojo_shell_));
}
RenderFrameImpl::~RenderFrameImpl() {
FOR_EACH_OBSERVER(RenderFrameObserver, observers_, RenderFrameGone());
FOR_EACH_OBSERVER(RenderFrameObserver, observers_, OnDestruct());
base::trace_event::TraceLog::GetInstance()->RemoveProcessLabel(routing_id_);
#if defined(VIDEO_HOLE)
if (contains_media_player_)
render_view_->UnregisterVideoHoleFrame(this);
#endif
if (!is_subframe_) {
// When using swapped out frames, RenderFrameProxy is owned by
// RenderFrameImpl in the case it is the main frame. Ensure it is deleted
// along with this object.
if (render_frame_proxy_ &&
!SiteIsolationPolicy::IsSwappedOutStateForbidden()) {
// The following method calls back into this object and clears
// |render_frame_proxy_|.
render_frame_proxy_->frameDetached(
blink::WebRemoteFrameClient::DetachType::Remove);
}
// Ensure the RenderView doesn't point to this object, once it is destroyed.
// TODO(nasko): Add a check that the |main_render_frame_| of |render_view_|
// is |this|, once the object is no longer leaked.
// See https://crbug.com/464764.
render_view_->main_render_frame_ = nullptr;
}
render_view_->UnregisterRenderFrame(this);
g_routing_id_frame_map.Get().erase(routing_id_);
RenderThread::Get()->RemoveRoute(routing_id_);
}
void RenderFrameImpl::SetWebFrame(blink::WebLocalFrame* web_frame) {
DCHECK(!frame_);
std::pair<FrameMap::iterator, bool> result = g_frame_map.Get().insert(
std::make_pair(web_frame, this));
CHECK(result.second) << "Inserting a duplicate item.";
frame_ = web_frame;
}
void RenderFrameImpl::Initialize() {
is_subframe_ = !!frame_->parent();
is_local_root_ = !frame_->parent() || frame_->parent()->isWebRemoteFrame();
#if defined(ENABLE_PLUGINS)
new PepperBrowserConnection(this);
#endif
new SharedWorkerRepository(this);
if (is_local_root_ && !render_frame_proxy_) {
// DevToolsAgent is a RenderFrameObserver, and will destruct itself
// when |this| is deleted.
devtools_agent_ = new DevToolsAgent(this);
}
RegisterMojoServices();
// We delay calling this until we have the WebFrame so that any observer or
// embedder can call GetWebFrame on any RenderFrame.
GetContentClient()->renderer()->RenderFrameCreated(this);
}
RenderWidget* RenderFrameImpl::GetRenderWidget() {
return render_view_.get();
}
#if defined(ENABLE_PLUGINS)
void RenderFrameImpl::PepperPluginCreated(RendererPpapiHost* host) {
FOR_EACH_OBSERVER(RenderFrameObserver, observers_,
DidCreatePepperPlugin(host));
if (host->GetPluginName() == kFlashPluginName) {
RenderThread::Get()->RecordAction(
base::UserMetricsAction("FrameLoadWithFlash"));
}
}
void RenderFrameImpl::PepperDidChangeCursor(
PepperPluginInstanceImpl* instance,
const blink::WebCursorInfo& cursor) {
// Update the cursor appearance immediately if the requesting plugin is the
// one which receives the last mouse event. Otherwise, the new cursor won't be
// picked up until the plugin gets the next input event. That is bad if, e.g.,
// the plugin would like to set an invisible cursor when there isn't any user
// input for a while.
if (instance == render_view_->pepper_last_mouse_event_target())
GetRenderWidget()->didChangeCursor(cursor);
}
void RenderFrameImpl::PepperDidReceiveMouseEvent(
PepperPluginInstanceImpl* instance) {
render_view_->set_pepper_last_mouse_event_target(instance);
}
void RenderFrameImpl::PepperTextInputTypeChanged(
PepperPluginInstanceImpl* instance) {
if (instance != render_view_->focused_pepper_plugin())
return;
GetRenderWidget()->UpdateTextInputState(
RenderWidget::NO_SHOW_IME, RenderWidget::FROM_NON_IME);
FocusedNodeChangedForAccessibility(WebNode());
}
void RenderFrameImpl::PepperCaretPositionChanged(
PepperPluginInstanceImpl* instance) {
if (instance != render_view_->focused_pepper_plugin())
return;
GetRenderWidget()->UpdateSelectionBounds();
}
void RenderFrameImpl::PepperCancelComposition(
PepperPluginInstanceImpl* instance) {
if (instance != render_view_->focused_pepper_plugin())
return;
Send(new InputHostMsg_ImeCancelComposition(render_view_->GetRoutingID()));;
#if defined(OS_MACOSX) || defined(USE_AURA)
GetRenderWidget()->UpdateCompositionInfo(true);
#endif
}
void RenderFrameImpl::PepperSelectionChanged(
PepperPluginInstanceImpl* instance) {
if (instance != render_view_->focused_pepper_plugin())
return;
SyncSelectionIfRequired();
}
RenderWidgetFullscreenPepper* RenderFrameImpl::CreatePepperFullscreenContainer(
PepperPluginInstanceImpl* plugin) {
GURL active_url;
if (render_view_->webview() && render_view_->webview()->mainFrame())
active_url = GURL(render_view_->webview()->mainFrame()->document().url());
RenderWidgetFullscreenPepper* widget = RenderWidgetFullscreenPepper::Create(
GetRenderWidget()->routing_id(), GetRenderWidget()->compositor_deps(),
plugin, active_url, GetRenderWidget()->screenInfo());
widget->show(blink::WebNavigationPolicyIgnore);
return widget;
}
bool RenderFrameImpl::IsPepperAcceptingCompositionEvents() const {
if (!render_view_->focused_pepper_plugin())
return false;
return render_view_->focused_pepper_plugin()->
IsPluginAcceptingCompositionEvents();
}
void RenderFrameImpl::PluginCrashed(const base::FilePath& plugin_path,
base::ProcessId plugin_pid) {
// TODO(jam): dispatch this IPC in RenderFrameHost and switch to use
// routing_id_ as a result.
Send(new FrameHostMsg_PluginCrashed(routing_id_, plugin_path, plugin_pid));
}
void RenderFrameImpl::SimulateImeSetComposition(
const base::string16& text,
const std::vector<blink::WebCompositionUnderline>& underlines,
int selection_start,
int selection_end) {
render_view_->OnImeSetComposition(
text, underlines, selection_start, selection_end);
}
void RenderFrameImpl::SimulateImeConfirmComposition(
const base::string16& text,
const gfx::Range& replacement_range) {
render_view_->OnImeConfirmComposition(text, replacement_range, false);
}
void RenderFrameImpl::OnImeSetComposition(
const base::string16& text,
const std::vector<blink::WebCompositionUnderline>& underlines,
int selection_start,
int selection_end) {
// When a PPAPI plugin has focus, we bypass WebKit.
if (!IsPepperAcceptingCompositionEvents()) {
pepper_composition_text_ = text;
} else {
// TODO(kinaba) currently all composition events are sent directly to
// plugins. Use DOM event mechanism after WebKit is made aware about
// plugins that support composition.
// The code below mimics the behavior of WebCore::Editor::setComposition.
// Empty -> nonempty: composition started.
if (pepper_composition_text_.empty() && !text.empty()) {
render_view_->focused_pepper_plugin()->HandleCompositionStart(
base::string16());
}
// Nonempty -> empty: composition canceled.
if (!pepper_composition_text_.empty() && text.empty()) {
render_view_->focused_pepper_plugin()->HandleCompositionEnd(
base::string16());
}
pepper_composition_text_ = text;
// Nonempty: composition is ongoing.
if (!pepper_composition_text_.empty()) {
render_view_->focused_pepper_plugin()->HandleCompositionUpdate(
pepper_composition_text_, underlines, selection_start,
selection_end);
}
}
}
void RenderFrameImpl::OnImeConfirmComposition(
const base::string16& text,
const gfx::Range& replacement_range,
bool keep_selection) {
// When a PPAPI plugin has focus, we bypass WebKit.
// Here, text.empty() has a special meaning. It means to commit the last
// update of composition text (see
// RenderWidgetHost::ImeConfirmComposition()).
const base::string16& last_text = text.empty() ? pepper_composition_text_
: text;
// last_text is empty only when both text and pepper_composition_text_ is.
// Ignore it.
if (last_text.empty())
return;
if (!IsPepperAcceptingCompositionEvents()) {
base::i18n::UTF16CharIterator iterator(&last_text);
int32 i = 0;
while (iterator.Advance()) {
blink::WebKeyboardEvent char_event;
char_event.type = blink::WebInputEvent::Char;
char_event.timeStampSeconds = base::Time::Now().ToDoubleT();
char_event.modifiers = 0;
char_event.windowsKeyCode = last_text[i];
char_event.nativeKeyCode = last_text[i];
const int32 char_start = i;
for (; i < iterator.array_pos(); ++i) {
char_event.text[i - char_start] = last_text[i];
char_event.unmodifiedText[i - char_start] = last_text[i];
}
if (GetRenderWidget()->webwidget())
GetRenderWidget()->webwidget()->handleInputEvent(char_event);
}
} else {
// Mimics the order of events sent by WebKit.
// See WebCore::Editor::setComposition() for the corresponding code.
render_view_->focused_pepper_plugin()->HandleCompositionEnd(last_text);
render_view_->focused_pepper_plugin()->HandleTextInput(last_text);
}
pepper_composition_text_.clear();
}
#endif // defined(ENABLE_PLUGINS)
MediaStreamDispatcher* RenderFrameImpl::GetMediaStreamDispatcher() {
if (!web_user_media_client_)
InitializeUserMediaClient();
return web_user_media_client_ ?
web_user_media_client_->media_stream_dispatcher() : NULL;
}
bool RenderFrameImpl::Send(IPC::Message* message) {
if (is_detaching_) {
delete message;
return false;
}
if (is_swapped_out_) {
if (!SwappedOutMessages::CanSendWhileSwappedOut(message)) {
delete message;
return false;
}
}
return RenderThread::Get()->Send(message);
}
#if defined(OS_MACOSX) || defined(OS_ANDROID)
void RenderFrameImpl::DidHideExternalPopupMenu() {
// We need to clear external_popup_menu_ as soon as ExternalPopupMenu::close
// is called. Otherwise, createExternalPopupMenu() for new popup will fail.
external_popup_menu_.reset();
}
#endif
bool RenderFrameImpl::OnMessageReceived(const IPC::Message& msg) {
// We may get here while detaching, when the WebFrame has been deleted. Do
// not process any messages in this state.
if (!frame_)
return false;
// TODO(kenrb): document() should not be null, but as a transitional step
// we have RenderFrameProxy 'wrapping' a RenderFrameImpl, passing messages
// to this method. This happens for a top-level remote frame, where a
// document-less RenderFrame is replaced by a RenderFrameProxy but kept
// around and is still able to receive messages.
if (!frame_->document().isNull())
GetContentClient()->SetActiveURL(frame_->document().url());
base::ObserverListBase<RenderFrameObserver>::Iterator it(&observers_);
RenderFrameObserver* observer;
while ((observer = it.GetNext()) != NULL) {
if (observer->OnMessageReceived(msg))
return true;
}
bool handled = true;
IPC_BEGIN_MESSAGE_MAP(RenderFrameImpl, msg)
IPC_MESSAGE_HANDLER(FrameMsg_Navigate, OnNavigate)
IPC_MESSAGE_HANDLER(FrameMsg_BeforeUnload, OnBeforeUnload)
IPC_MESSAGE_HANDLER(FrameMsg_SwapOut, OnSwapOut)
IPC_MESSAGE_HANDLER(FrameMsg_Stop, OnStop)
IPC_MESSAGE_HANDLER(FrameMsg_ContextMenuClosed, OnContextMenuClosed)
IPC_MESSAGE_HANDLER(FrameMsg_CustomContextMenuAction,
OnCustomContextMenuAction)
IPC_MESSAGE_HANDLER(InputMsg_Undo, OnUndo)
IPC_MESSAGE_HANDLER(InputMsg_Redo, OnRedo)
IPC_MESSAGE_HANDLER(InputMsg_Cut, OnCut)
IPC_MESSAGE_HANDLER(InputMsg_Copy, OnCopy)
IPC_MESSAGE_HANDLER(InputMsg_Paste, OnPaste)
IPC_MESSAGE_HANDLER(InputMsg_PasteAndMatchStyle, OnPasteAndMatchStyle)
IPC_MESSAGE_HANDLER(InputMsg_Delete, OnDelete)
IPC_MESSAGE_HANDLER(InputMsg_SelectAll, OnSelectAll)
IPC_MESSAGE_HANDLER(InputMsg_SelectRange, OnSelectRange)
IPC_MESSAGE_HANDLER(InputMsg_AdjustSelectionByCharacterOffset,
OnAdjustSelectionByCharacterOffset)
IPC_MESSAGE_HANDLER(InputMsg_Unselect, OnUnselect)
IPC_MESSAGE_HANDLER(InputMsg_MoveRangeSelectionExtent,
OnMoveRangeSelectionExtent)
IPC_MESSAGE_HANDLER(InputMsg_Replace, OnReplace)
IPC_MESSAGE_HANDLER(InputMsg_ReplaceMisspelling, OnReplaceMisspelling)
IPC_MESSAGE_HANDLER(InputMsg_ExtendSelectionAndDelete,
OnExtendSelectionAndDelete)
IPC_MESSAGE_HANDLER(InputMsg_SetCompositionFromExistingText,
OnSetCompositionFromExistingText)
IPC_MESSAGE_HANDLER(InputMsg_ExecuteNoValueEditCommand,
OnExecuteNoValueEditCommand)
IPC_MESSAGE_HANDLER(FrameMsg_CSSInsertRequest, OnCSSInsertRequest)
IPC_MESSAGE_HANDLER(FrameMsg_AddMessageToConsole, OnAddMessageToConsole)
IPC_MESSAGE_HANDLER(FrameMsg_JavaScriptExecuteRequest,
OnJavaScriptExecuteRequest)
IPC_MESSAGE_HANDLER(FrameMsg_JavaScriptExecuteRequestForTests,
OnJavaScriptExecuteRequestForTests)
IPC_MESSAGE_HANDLER(FrameMsg_JavaScriptExecuteRequestInIsolatedWorld,
OnJavaScriptExecuteRequestInIsolatedWorld)
IPC_MESSAGE_HANDLER(FrameMsg_VisualStateRequest,
OnVisualStateRequest)
IPC_MESSAGE_HANDLER(FrameMsg_SetEditableSelectionOffsets,
OnSetEditableSelectionOffsets)
IPC_MESSAGE_HANDLER(FrameMsg_Reload, OnReload)
IPC_MESSAGE_HANDLER(FrameMsg_TextSurroundingSelectionRequest,
OnTextSurroundingSelectionRequest)
IPC_MESSAGE_HANDLER(FrameMsg_SetAccessibilityMode,
OnSetAccessibilityMode)
IPC_MESSAGE_HANDLER(AccessibilityMsg_SnapshotTree,
OnSnapshotAccessibilityTree)
IPC_MESSAGE_HANDLER(FrameMsg_UpdateOpener, OnUpdateOpener)
IPC_MESSAGE_HANDLER(FrameMsg_CommitNavigation, OnCommitNavigation)
IPC_MESSAGE_HANDLER(FrameMsg_DidUpdateSandboxFlags, OnDidUpdateSandboxFlags)
IPC_MESSAGE_HANDLER(FrameMsg_SetTextTrackSettings,
OnTextTrackSettingsChanged)
IPC_MESSAGE_HANDLER(FrameMsg_PostMessageEvent, OnPostMessageEvent)
IPC_MESSAGE_HANDLER(FrameMsg_FailedNavigation, OnFailedNavigation)
#if defined(OS_ANDROID)
IPC_MESSAGE_HANDLER(FrameMsg_SelectPopupMenuItems, OnSelectPopupMenuItems)
#elif defined(OS_MACOSX)
IPC_MESSAGE_HANDLER(FrameMsg_SelectPopupMenuItem, OnSelectPopupMenuItem)
IPC_MESSAGE_HANDLER(InputMsg_CopyToFindPboard, OnCopyToFindPboard)
#endif
IPC_END_MESSAGE_MAP()
return handled;
}
void RenderFrameImpl::OnNavigate(
const CommonNavigationParams& common_params,
const StartNavigationParams& start_params,
const RequestNavigationParams& request_params) {
RenderThreadImpl* render_thread_impl = RenderThreadImpl::current();
// Can be NULL in tests.
if (render_thread_impl)
render_thread_impl->GetRendererScheduler()->OnPageLoadStarted();
DCHECK(!base::CommandLine::ForCurrentProcess()->HasSwitch(
switches::kEnableBrowserSideNavigation));
TRACE_EVENT2("navigation", "RenderFrameImpl::OnNavigate", "id", routing_id_,
"url", common_params.url.possibly_invalid_spec());
NavigateInternal(common_params, start_params, request_params,
scoped_ptr<StreamOverrideParameters>());
}
void RenderFrameImpl::NavigateToSwappedOutURL() {
// We use loadRequest instead of loadHTMLString because the former commits
// synchronously. Otherwise a new navigation can interrupt the navigation
// to kSwappedOutURL. If that happens to be to the page we had been
// showing, then WebKit will never send a commit and we'll be left spinning.
// Set the is_swapped_out_ bit to true, so IPC filtering is in effect and
// the navigation to swappedout:// is not announced to the browser side.
is_swapped_out_ = true;
GURL swappedOutURL(kSwappedOutURL);
WebURLRequest request(swappedOutURL);
frame_->loadRequest(request);
}
void RenderFrameImpl::BindServiceRegistry(
mojo::InterfaceRequest<mojo::ServiceProvider> services,
mojo::ServiceProviderPtr exposed_services) {
service_registry_.Bind(services.Pass());
service_registry_.BindRemoteServiceProvider(exposed_services.Pass());
}
ManifestManager* RenderFrameImpl::manifest_manager() {
return manifest_manager_;
}
void RenderFrameImpl::SetPendingNavigationParams(
scoped_ptr<NavigationParams> navigation_params) {
pending_navigation_params_ = navigation_params.Pass();
}
void RenderFrameImpl::OnBeforeUnload() {
TRACE_EVENT1("navigation", "RenderFrameImpl::OnBeforeUnload",
"id", routing_id_);
// TODO(creis): Right now, this is only called on the main frame. Make the
// browser process send dispatchBeforeUnloadEvent to every frame that needs
// it.
CHECK(!frame_->parent());
base::TimeTicks before_unload_start_time = base::TimeTicks::Now();
bool proceed = frame_->dispatchBeforeUnloadEvent();
base::TimeTicks before_unload_end_time = base::TimeTicks::Now();
Send(new FrameHostMsg_BeforeUnload_ACK(routing_id_, proceed,
before_unload_start_time,
before_unload_end_time));
}
void RenderFrameImpl::OnSwapOut(
int proxy_routing_id,
bool is_loading,
const FrameReplicationState& replicated_frame_state) {
TRACE_EVENT1("navigation", "RenderFrameImpl::OnSwapOut", "id", routing_id_);
RenderFrameProxy* proxy = NULL;
bool swapped_out_forbidden =
SiteIsolationPolicy::IsSwappedOutStateForbidden();
bool is_main_frame = !frame_->parent();
// This codepath should only be hit for subframes when in --site-per-process.
CHECK_IMPLIES(!is_main_frame,
SiteIsolationPolicy::AreCrossProcessFramesPossible());
// Only run unload if we're not swapped out yet, but send the ack either way.
if (!is_swapped_out_) {
// Swap this RenderFrame out so the frame can navigate to a page rendered by
// a different process. This involves running the unload handler and
// clearing the page. We also allow this process to exit if there are no
// other active RenderFrames in it.
// Send an UpdateState message before we get swapped out.
render_view_->SendUpdateState();
// If we need a proxy to replace this, create it now so its routing id is
// registered for receiving IPC messages.
if (proxy_routing_id != MSG_ROUTING_NONE) {
proxy = RenderFrameProxy::CreateProxyToReplaceFrame(
this, proxy_routing_id, replicated_frame_state.scope);
}
// Synchronously run the unload handler before sending the ACK.
// TODO(creis): Call dispatchUnloadEvent unconditionally here to support
// unload on subframes as well.
if (is_main_frame)
frame_->dispatchUnloadEvent();
// Swap out and stop sending any IPC messages that are not ACKs.
if (is_main_frame)
render_view_->SetSwappedOut(true);
is_swapped_out_ = true;
// Set the proxy here, since OnStop() below could cause an onload event
// handler to execute, which could trigger code such as
// willCheckAndDispatchMessageEvent() that needs the proxy.
if (proxy)
set_render_frame_proxy(proxy);
// Now that we're swapped out and filtering IPC messages, stop loading to
// ensure that no other in-progress navigation continues. We do this here
// to avoid sending a DidStopLoading message to the browser process.
// TODO(creis): Should we be stopping all frames here and using
// StopAltErrorPageFetcher with RenderView::OnStop, or just stopping this
// frame?
if (!swapped_out_forbidden)
OnStop();
// Transfer settings such as initial drawing parameters to the remote frame,
// if one is created, that will replace this frame.
if (!is_main_frame && proxy)
proxy->web_frame()->initializeFromFrame(frame_);
// Replace the page with a blank dummy URL. The unload handler will not be
// run a second time, thanks to a check in FrameLoader::stopLoading.
// TODO(creis): Need to add a better way to do this that avoids running the
// beforeunload handler. For now, we just run it a second time silently.
if (!swapped_out_forbidden)
NavigateToSwappedOutURL();
// Let WebKit know that this view is hidden so it can drop resources and
// stop compositing.
// TODO(creis): Support this for subframes as well.
if (is_main_frame) {
render_view_->webview()->setVisibilityState(
blink::WebPageVisibilityStateHidden, false);
}
}
// It is now safe to show modal dialogs again.
// TODO(creis): Deal with modal dialogs from subframes.
if (is_main_frame)
render_view_->suppress_dialogs_until_swap_out_ = false;
Send(new FrameHostMsg_SwapOut_ACK(routing_id_));
RenderViewImpl* render_view = render_view_.get();
// Now that all of the cleanup is complete and the browser side is notified,
// start using the RenderFrameProxy, if one is created.
if (proxy && swapped_out_forbidden) {
frame_->swap(proxy->web_frame());
if (is_loading)
proxy->OnDidStartLoading();
}
// In --site-per-process, initialize the WebRemoteFrame with the replication
// state passed by the process that is now rendering the frame.
// TODO(alexmos): We cannot yet do this for swapped-out main frames, because
// in that case we leave the LocalFrame as the main frame visible to Blink
// and don't call swap() above. Because swap() is what creates a RemoteFrame
// in proxy->web_frame(), the RemoteFrame will not exist for main frames.
// When we do an unconditional swap for all frames, we can remove
// !is_main_frame below.
if (proxy && swapped_out_forbidden)
proxy->SetReplicatedState(replicated_frame_state);
// Safe to exit if no one else is using the process.
// TODO(nasko): Remove the dependency on RenderViewImpl here and ref count
// the process based on the lifetime of this RenderFrameImpl object.
if (is_main_frame) {
render_view->WasSwappedOut();
}
}
void RenderFrameImpl::OnContextMenuClosed(
const CustomContextMenuContext& custom_context) {
if (custom_context.request_id) {
// External request, should be in our map.
ContextMenuClient* client =
pending_context_menus_.Lookup(custom_context.request_id);
if (client) {
client->OnMenuClosed(custom_context.request_id);
pending_context_menus_.Remove(custom_context.request_id);
}
} else {
if (custom_context.link_followed.is_valid())
frame_->sendPings(context_menu_node_, custom_context.link_followed);
// Internal request, forward to WebKit.
context_menu_node_.reset();
}
}
void RenderFrameImpl::OnCustomContextMenuAction(
const CustomContextMenuContext& custom_context,
unsigned action) {
if (custom_context.request_id) {
// External context menu request, look in our map.
ContextMenuClient* client =
pending_context_menus_.Lookup(custom_context.request_id);
if (client)
client->OnMenuAction(custom_context.request_id, action);
} else {
// Internal request, forward to WebKit.
render_view_->webview()->performCustomContextMenuAction(action);
}
}
void RenderFrameImpl::OnUndo() {
frame_->executeCommand(WebString::fromUTF8("Undo"), GetFocusedElement());
}
void RenderFrameImpl::OnRedo() {
frame_->executeCommand(WebString::fromUTF8("Redo"), GetFocusedElement());
}
void RenderFrameImpl::OnCut() {
base::AutoReset<bool> handling_select_range(&handling_select_range_, true);
frame_->executeCommand(WebString::fromUTF8("Cut"), GetFocusedElement());
}
void RenderFrameImpl::OnCopy() {
base::AutoReset<bool> handling_select_range(&handling_select_range_, true);
WebNode current_node = context_menu_node_.isNull() ?
GetFocusedElement() : context_menu_node_;
frame_->executeCommand(WebString::fromUTF8("Copy"), current_node);
}
void RenderFrameImpl::OnPaste() {
base::AutoReset<bool> handling_select_range(&handling_select_range_, true);
frame_->executeCommand(WebString::fromUTF8("Paste"), GetFocusedElement());
}
void RenderFrameImpl::OnPasteAndMatchStyle() {
base::AutoReset<bool> handling_select_range(&handling_select_range_, true);
frame_->executeCommand(
WebString::fromUTF8("PasteAndMatchStyle"), GetFocusedElement());
}
#if defined(OS_MACOSX)
void RenderFrameImpl::OnCopyToFindPboard() {
// Since the find pasteboard supports only plain text, this can be simpler
// than the |OnCopy()| case.
if (frame_->hasSelection()) {
base::string16 selection = frame_->selectionAsText();
RenderThread::Get()->Send(
new ClipboardHostMsg_FindPboardWriteStringAsync(selection));
}
}
#endif
void RenderFrameImpl::OnDelete() {
frame_->executeCommand(WebString::fromUTF8("Delete"), GetFocusedElement());
}
void RenderFrameImpl::OnSelectAll() {
base::AutoReset<bool> handling_select_range(&handling_select_range_, true);
frame_->executeCommand(WebString::fromUTF8("SelectAll"), GetFocusedElement());
}
void RenderFrameImpl::OnSelectRange(const gfx::Point& base,
const gfx::Point& extent) {
// This IPC is dispatched by RenderWidgetHost, so use its routing id.
Send(new InputHostMsg_SelectRange_ACK(GetRenderWidget()->routing_id()));
base::AutoReset<bool> handling_select_range(&handling_select_range_, true);
frame_->selectRange(base, extent);
}
void RenderFrameImpl::OnAdjustSelectionByCharacterOffset(int start_adjust,
int end_adjust) {
size_t start, length;
if (!GetRenderWidget()->webwidget()->caretOrSelectionRange(
&start, &length)) {
return;
}
// Sanity checks to disallow empty and out of range selections.
if (start_adjust - end_adjust > static_cast<int>(length)
|| static_cast<int>(start) + start_adjust < 0) {
return;
}
// A negative adjust amount moves the selection towards the beginning of
// the document, a positive amount moves the selection towards the end of
// the document.
start += start_adjust;
length += end_adjust - start_adjust;
frame_->selectRange(WebRange::fromDocumentRange(frame_, start, length));
}
void RenderFrameImpl::OnUnselect() {
base::AutoReset<bool> handling_select_range(&handling_select_range_, true);
frame_->executeCommand(WebString::fromUTF8("Unselect"), GetFocusedElement());
}
void RenderFrameImpl::OnMoveRangeSelectionExtent(const gfx::Point& point) {
// This IPC is dispatched by RenderWidgetHost, so use its routing id.
Send(new InputHostMsg_MoveRangeSelectionExtent_ACK(
GetRenderWidget()->routing_id()));
base::AutoReset<bool> handling_select_range(&handling_select_range_, true);
frame_->moveRangeSelectionExtent(point);
}
void RenderFrameImpl::OnReplace(const base::string16& text) {
if (!frame_->hasSelection())
frame_->selectWordAroundCaret();
frame_->replaceSelection(text);
}
void RenderFrameImpl::OnReplaceMisspelling(const base::string16& text) {
if (!frame_->hasSelection())
return;
frame_->replaceMisspelledRange(text);
}
void RenderFrameImpl::OnCSSInsertRequest(const std::string& css) {
frame_->document().insertStyleSheet(WebString::fromUTF8(css));
}
void RenderFrameImpl::OnAddMessageToConsole(ConsoleMessageLevel level,
const std::string& message) {
AddMessageToConsole(level, message);
}
void RenderFrameImpl::OnJavaScriptExecuteRequest(
const base::string16& jscript,
int id,
bool notify_result) {
TRACE_EVENT_INSTANT0("test_tracing", "OnJavaScriptExecuteRequest",
TRACE_EVENT_SCOPE_THREAD);
v8::HandleScope handle_scope(v8::Isolate::GetCurrent());
v8::Local<v8::Value> result =
frame_->executeScriptAndReturnValue(WebScriptSource(jscript));
HandleJavascriptExecutionResult(jscript, id, notify_result, result);
}
void RenderFrameImpl::OnJavaScriptExecuteRequestForTests(
const base::string16& jscript,
int id,
bool notify_result,
bool has_user_gesture) {
TRACE_EVENT_INSTANT0("test_tracing", "OnJavaScriptExecuteRequestForTests",
TRACE_EVENT_SCOPE_THREAD);
// A bunch of tests expect to run code in the context of a user gesture, which
// can grant additional privileges (e.g. the ability to create popups).
scoped_ptr<blink::WebScopedUserGesture> gesture(
has_user_gesture ? new blink::WebScopedUserGesture : nullptr);
v8::HandleScope handle_scope(blink::mainThreadIsolate());
v8::Local<v8::Value> result =
frame_->executeScriptAndReturnValue(WebScriptSource(jscript));
HandleJavascriptExecutionResult(jscript, id, notify_result, result);
}
void RenderFrameImpl::OnJavaScriptExecuteRequestInIsolatedWorld(
const base::string16& jscript,
int id,
bool notify_result,
int world_id) {
TRACE_EVENT_INSTANT0("test_tracing",
"OnJavaScriptExecuteRequestInIsolatedWorld",
TRACE_EVENT_SCOPE_THREAD);
if (world_id <= ISOLATED_WORLD_ID_GLOBAL ||
world_id > ISOLATED_WORLD_ID_MAX) {
// Return if the world_id is not valid. world_id is passed as a plain int
// over IPC and needs to be verified here, in the IPC endpoint.
NOTREACHED();
return;
}
v8::HandleScope handle_scope(v8::Isolate::GetCurrent());
WebScriptSource script = WebScriptSource(jscript);
JavaScriptIsolatedWorldRequest* request = new JavaScriptIsolatedWorldRequest(
id, notify_result, routing_id_, weak_factory_.GetWeakPtr());
frame_->requestExecuteScriptInIsolatedWorld(world_id, &script, 1, 0, false,
request);
}
RenderFrameImpl::JavaScriptIsolatedWorldRequest::JavaScriptIsolatedWorldRequest(
int id,
bool notify_result,
int routing_id,
base::WeakPtr<RenderFrameImpl> render_frame_impl)
: id_(id),
notify_result_(notify_result),
routing_id_(routing_id),
render_frame_impl_(render_frame_impl) {
}
RenderFrameImpl::JavaScriptIsolatedWorldRequest::
~JavaScriptIsolatedWorldRequest() {
}
void RenderFrameImpl::JavaScriptIsolatedWorldRequest::completed(
const blink::WebVector<v8::Local<v8::Value>>& result) {
if (!render_frame_impl_.get()) {
return;
}
if (notify_result_) {
base::ListValue list;
if (!result.isEmpty()) {
// It's safe to always use the main world context when converting
// here. V8ValueConverterImpl shouldn't actually care about the
// context scope, and it switches to v8::Object's creation context
// when encountered. (from extensions/renderer/script_injection.cc)
v8::Local<v8::Context> context =
render_frame_impl_.get()->frame_->mainWorldScriptContext();
v8::Context::Scope context_scope(context);
V8ValueConverterImpl converter;
converter.SetDateAllowed(true);
converter.SetRegExpAllowed(true);
for (const auto& value : result) {
scoped_ptr<base::Value> result_value(
converter.FromV8Value(value, context));
list.Append(result_value ? result_value.Pass()
: base::Value::CreateNullValue());
}
} else {
list.Set(0, base::Value::CreateNullValue());
}
render_frame_impl_.get()->Send(
new FrameHostMsg_JavaScriptExecuteResponse(routing_id_, id_, list));
}
delete this;
}
void RenderFrameImpl::HandleJavascriptExecutionResult(
const base::string16& jscript,
int id,
bool notify_result,
v8::Local<v8::Value> result) {
if (notify_result) {
base::ListValue list;
if (!result.IsEmpty()) {
v8::Local<v8::Context> context = frame_->mainWorldScriptContext();
v8::Context::Scope context_scope(context);
V8ValueConverterImpl converter;
converter.SetDateAllowed(true);
converter.SetRegExpAllowed(true);
scoped_ptr<base::Value> result_value(
converter.FromV8Value(result, context));
list.Set(0, result_value ? result_value.Pass()
: base::Value::CreateNullValue());
} else {
list.Set(0, base::Value::CreateNullValue());
}
Send(new FrameHostMsg_JavaScriptExecuteResponse(routing_id_, id, list));
}
}
void RenderFrameImpl::OnVisualStateRequest(uint64 id) {
GetRenderWidget()->QueueMessage(
new FrameHostMsg_VisualStateResponse(routing_id_, id),
MESSAGE_DELIVERY_POLICY_WITH_VISUAL_STATE);
}
void RenderFrameImpl::OnSetEditableSelectionOffsets(int start, int end) {
base::AutoReset<bool> handling_select_range(&handling_select_range_, true);
if (!GetRenderWidget()->ShouldHandleImeEvent())
return;
ImeEventGuard guard(GetRenderWidget());
frame_->setEditableSelectionOffsets(start, end);
}
void RenderFrameImpl::OnSetCompositionFromExistingText(
int start, int end,
const std::vector<blink::WebCompositionUnderline>& underlines) {
if (!GetRenderWidget()->ShouldHandleImeEvent())
return;
ImeEventGuard guard(GetRenderWidget());
frame_->setCompositionFromExistingText(start, end, underlines);
}
void RenderFrameImpl::OnExecuteNoValueEditCommand(const std::string& name) {
frame_->executeCommand(WebString::fromUTF8(name), GetFocusedElement());
}
void RenderFrameImpl::OnExtendSelectionAndDelete(int before, int after) {
if (!GetRenderWidget()->ShouldHandleImeEvent())
return;
DCHECK(!WebUserGestureIndicator::isProcessingUserGesture());
ImeEventGuard guard(GetRenderWidget());
blink::WebScopedUserGesture gesture_indicator;
frame_->extendSelectionAndDelete(before, after);
}
void RenderFrameImpl::OnSetAccessibilityMode(AccessibilityMode new_mode) {
if (accessibility_mode_ == new_mode)
return;
accessibility_mode_ = new_mode;
if (renderer_accessibility_) {
// Note: this isn't called automatically by the destructor because
// there'd be no point in calling it in frame teardown, only if there's
// an accessibility mode change but the frame is persisting.
renderer_accessibility_->DisableAccessibility();
delete renderer_accessibility_;
renderer_accessibility_ = NULL;
}
if (accessibility_mode_ == AccessibilityModeOff)
return;
if (accessibility_mode_ & AccessibilityModeFlagFullTree)
renderer_accessibility_ = new RendererAccessibility(this);
}
void RenderFrameImpl::OnSnapshotAccessibilityTree(int callback_id) {
ui::AXTreeUpdate<AXContentNodeData> response;
RendererAccessibility::SnapshotAccessibilityTree(this, &response);
Send(new AccessibilityHostMsg_SnapshotResponse(
routing_id_, callback_id, response));
}
void RenderFrameImpl::OnUpdateOpener(int opener_routing_id) {
WebFrame* opener = ResolveOpener(opener_routing_id, nullptr);
frame_->setOpener(opener);
}
void RenderFrameImpl::OnDidUpdateSandboxFlags(blink::WebSandboxFlags flags) {
frame_->setFrameOwnerSandboxFlags(flags);
}
void RenderFrameImpl::OnTextTrackSettingsChanged(
const FrameMsg_TextTrackSettings_Params& params) {
DCHECK(!frame_->parent());
if (!render_view_->webview())
return;
if (params.text_tracks_enabled) {
render_view_->webview()->settings()->setTextTrackKindUserPreference(
WebSettings::TextTrackKindUserPreference::Captions);
} else {
render_view_->webview()->settings()->setTextTrackKindUserPreference(
WebSettings::TextTrackKindUserPreference::Default);
}
render_view_->webview()->settings()->setTextTrackBackgroundColor(
WebString::fromUTF8(params.text_track_background_color));
render_view_->webview()->settings()->setTextTrackFontFamily(
WebString::fromUTF8(params.text_track_font_family));
render_view_->webview()->settings()->setTextTrackFontStyle(
WebString::fromUTF8(params.text_track_font_style));
render_view_->webview()->settings()->setTextTrackFontVariant(
WebString::fromUTF8(params.text_track_font_variant));
render_view_->webview()->settings()->setTextTrackTextColor(
WebString::fromUTF8(params.text_track_text_color));
render_view_->webview()->settings()->setTextTrackTextShadow(
WebString::fromUTF8(params.text_track_text_shadow));
render_view_->webview()->settings()->setTextTrackTextSize(
WebString::fromUTF8(params.text_track_text_size));
}
void RenderFrameImpl::OnPostMessageEvent(
const FrameMsg_PostMessage_Params& params) {
// Find the source frame if it exists.
WebFrame* source_frame = NULL;
if (params.source_routing_id != MSG_ROUTING_NONE) {
RenderFrameProxy* source_proxy =
RenderFrameProxy::FromRoutingID(params.source_routing_id);
if (source_proxy) {
// Currently, navigating a top-level frame cross-process does not swap
// the WebLocalFrame for a WebRemoteFrame in the frame tree, and the
// WebRemoteFrame will not have an associated blink::Frame. If this is
// the case for |source_proxy|, use the corresponding (swapped-out)
// WebLocalFrame instead, so that event.source for this message can be
// set and used properly.
if (source_proxy->IsMainFrameDetachedFromTree())
source_frame = source_proxy->render_view()->webview()->mainFrame();
else
source_frame = source_proxy->web_frame();
}
}
// If the message contained MessagePorts, create the corresponding endpoints.
blink::WebMessagePortChannelArray channels =
WebMessagePortChannelImpl::CreatePorts(
params.message_ports, params.new_routing_ids,
base::ThreadTaskRunnerHandle::Get().get());
WebSerializedScriptValue serialized_script_value;
if (params.is_data_raw_string) {
v8::HandleScope handle_scope(blink::mainThreadIsolate());
v8::Local<v8::Context> context = frame_->mainWorldScriptContext();
v8::Context::Scope context_scope(context);
V8ValueConverterImpl converter;
converter.SetDateAllowed(true);
converter.SetRegExpAllowed(true);
scoped_ptr<base::Value> value(new base::StringValue(params.data));
v8::Local<v8::Value> result_value = converter.ToV8Value(value.get(),
context);
serialized_script_value = WebSerializedScriptValue::serialize(result_value);
} else {
serialized_script_value = WebSerializedScriptValue::fromString(params.data);
}
// Create an event with the message. The next-to-last parameter to
// initMessageEvent is the last event ID, which is not used with postMessage.
WebDOMEvent event = frame_->document().createEvent("MessageEvent");
WebDOMMessageEvent msg_event = event.to<WebDOMMessageEvent>();
msg_event.initMessageEvent("message",
// |canBubble| and |cancellable| are always false
false, false,
serialized_script_value,
params.source_origin, source_frame,
frame_->document(), "", channels);
// We must pass in the target_origin to do the security check on this side,
// since it may have changed since the original postMessage call was made.
WebSecurityOrigin target_origin;
if (!params.target_origin.empty()) {
target_origin =
WebSecurityOrigin::createFromString(WebString(params.target_origin));
}
frame_->dispatchMessageEventWithOriginCheck(target_origin, msg_event);
}
#if defined(OS_ANDROID)
void RenderFrameImpl::OnSelectPopupMenuItems(
bool canceled,
const std::vector<int>& selected_indices) {
// It is possible to receive more than one of these calls if the user presses
// a select faster than it takes for the show-select-popup IPC message to make
// it to the browser UI thread. Ignore the extra-messages.
// TODO(jcivelli): http:/b/5793321 Implement a better fix, as detailed in bug.
if (!external_popup_menu_)
return;
external_popup_menu_->DidSelectItems(canceled, selected_indices);
external_popup_menu_.reset();
}
#endif
#if defined(OS_MACOSX)
void RenderFrameImpl::OnSelectPopupMenuItem(int selected_index) {
if (external_popup_menu_ == NULL)
return;
external_popup_menu_->DidSelectItem(selected_index);
external_popup_menu_.reset();
}
#endif
void RenderFrameImpl::OnReload(bool ignore_cache) {
frame_->reload(ignore_cache);
}
void RenderFrameImpl::OnTextSurroundingSelectionRequest(size_t max_length) {
blink::WebSurroundingText surroundingText;
surroundingText.initialize(frame_->selectionRange(), max_length);
if (surroundingText.isNull()) {
// |surroundingText| might not be correctly initialized, for example if
// |frame_->selectionRange().isNull()|, in other words, if there was no
// selection.
Send(new FrameHostMsg_TextSurroundingSelectionResponse(
routing_id_, base::string16(), 0, 0));
return;
}
Send(new FrameHostMsg_TextSurroundingSelectionResponse(
routing_id_,
surroundingText.textContent(),
surroundingText.startOffsetInTextContent(),
surroundingText.endOffsetInTextContent()));
}
bool RenderFrameImpl::RunJavaScriptMessage(JavaScriptMessageType type,
const base::string16& message,
const base::string16& default_value,
const GURL& frame_url,
base::string16* result) {
// Don't allow further dialogs if we are waiting to swap out, since the
// PageGroupLoadDeferrer in our stack prevents it.
if (render_view()->suppress_dialogs_until_swap_out_)
return false;
bool success = false;
base::string16 result_temp;
if (!result)
result = &result_temp;
render_view()->SendAndRunNestedMessageLoop(
new FrameHostMsg_RunJavaScriptMessage(
routing_id_, message, default_value, frame_url, type, &success,
result));
return success;
}
void RenderFrameImpl::LoadNavigationErrorPage(
const WebURLRequest& failed_request,
const WebURLError& error,
bool replace) {
std::string error_html;
GetContentClient()->renderer()->GetNavigationErrorStrings(
render_view(), frame_, failed_request, error, &error_html, NULL);
frame_->loadHTMLString(error_html,
GURL(kUnreachableWebDataURL),
error.unreachableURL,
replace);
}
void RenderFrameImpl::DidCommitCompositorFrame() {
if (BrowserPluginManager::Get())
BrowserPluginManager::Get()->DidCommitCompositorFrame(GetRoutingID());
FOR_EACH_OBSERVER(
RenderFrameObserver, observers_, DidCommitCompositorFrame());
}
RenderView* RenderFrameImpl::GetRenderView() {
return render_view_.get();
}
int RenderFrameImpl::GetRoutingID() {
return routing_id_;
}
blink::WebLocalFrame* RenderFrameImpl::GetWebFrame() {
DCHECK(frame_);
return frame_;
}
WebElement RenderFrameImpl::GetFocusedElement() const {
WebDocument doc = frame_->document();
if (!doc.isNull())
return doc.focusedElement();
return WebElement();
}
WebPreferences& RenderFrameImpl::GetWebkitPreferences() {
return render_view_->GetWebkitPreferences();
}
int RenderFrameImpl::ShowContextMenu(ContextMenuClient* client,
const ContextMenuParams& params) {
DCHECK(client); // A null client means "internal" when we issue callbacks.
ContextMenuParams our_params(params);
our_params.custom_context.request_id = pending_context_menus_.Add(client);
Send(new FrameHostMsg_ContextMenu(routing_id_, our_params));
return our_params.custom_context.request_id;
}
void RenderFrameImpl::CancelContextMenu(int request_id) {
DCHECK(pending_context_menus_.Lookup(request_id));
pending_context_menus_.Remove(request_id);
}
blink::WebNode RenderFrameImpl::GetContextMenuNode() const {
return context_menu_node_;
}
blink::WebPlugin* RenderFrameImpl::CreatePlugin(
blink::WebFrame* frame,
const WebPluginInfo& info,
const blink::WebPluginParams& params,
scoped_ptr<content::PluginInstanceThrottler> throttler) {
DCHECK_EQ(frame_, frame);
#if defined(ENABLE_PLUGINS)
if (info.type == WebPluginInfo::PLUGIN_TYPE_BROWSER_PLUGIN) {
return BrowserPluginManager::Get()->CreateBrowserPlugin(
this, GetContentClient()
->renderer()
->CreateBrowserPluginDelegate(this, params.mimeType.utf8(),
GURL(params.url))
->GetWeakPtr());
}
bool pepper_plugin_was_registered = false;
scoped_refptr<PluginModule> pepper_module(PluginModule::Create(
this, info, &pepper_plugin_was_registered));
if (pepper_plugin_was_registered) {
if (pepper_module.get()) {
return new PepperWebPluginImpl(
pepper_module.get(), params, this,
make_scoped_ptr(
static_cast<PluginInstanceThrottlerImpl*>(throttler.release())));
}
}
#if defined(OS_CHROMEOS)
LOG(WARNING) << "Pepper module/plugin creation failed.";
#else
if (info.type == WebPluginInfo::PLUGIN_TYPE_NPAPI) {
// TODO(jam): change to take RenderFrame.
return new WebPluginImpl(frame, params, info.path, render_view_, this);
}
#endif
#endif
return NULL;
}
void RenderFrameImpl::LoadURLExternally(blink::WebLocalFrame* frame,
const blink::WebURLRequest& request,
blink::WebNavigationPolicy policy) {
DCHECK(!frame_ || frame_ == frame);
loadURLExternally(frame, request, policy, WebString());
}
void RenderFrameImpl::ExecuteJavaScript(const base::string16& javascript) {
OnJavaScriptExecuteRequest(javascript, 0, false);
}
ServiceRegistry* RenderFrameImpl::GetServiceRegistry() {
return &service_registry_;
}
#if defined(ENABLE_PLUGINS)
void RenderFrameImpl::RegisterPeripheralPlugin(
const GURL& content_origin,
const base::Closure& unthrottle_callback) {
return plugin_power_saver_helper_->RegisterPeripheralPlugin(
content_origin, unthrottle_callback);
}
#endif // defined(ENABLE_PLUGINS)
bool RenderFrameImpl::IsFTPDirectoryListing() {
WebURLResponseExtraDataImpl* extra_data =
GetExtraDataFromResponse(frame_->dataSource()->response());
return extra_data ? extra_data->is_ftp_directory_listing() : false;
}
void RenderFrameImpl::AttachGuest(int element_instance_id) {
BrowserPluginManager::Get()->Attach(element_instance_id);
}
void RenderFrameImpl::DetachGuest(int element_instance_id) {
BrowserPluginManager::Get()->Detach(element_instance_id);
}
void RenderFrameImpl::SetSelectedText(const base::string16& selection_text,
size_t offset,
const gfx::Range& range) {
// Use the routing id of Render Widget Host.
Send(new ViewHostMsg_SelectionChanged(GetRenderWidget()->routing_id(),
selection_text,
offset,
range));
}
void RenderFrameImpl::EnsureMojoBuiltinsAreAvailable(
v8::Isolate* isolate,
v8::Local<v8::Context> context) {
gin::ModuleRegistry* registry = gin::ModuleRegistry::From(context);
if (registry->available_modules().count(mojo::js::Core::kModuleName))
return;
v8::HandleScope handle_scope(isolate);
registry->AddBuiltinModule(
isolate, mojo::js::Core::kModuleName, mojo::js::Core::GetModule(isolate));
registry->AddBuiltinModule(isolate,
mojo::js::Support::kModuleName,
mojo::js::Support::GetModule(isolate));
registry->AddBuiltinModule(
isolate,
ServiceRegistryJsWrapper::kModuleName,
ServiceRegistryJsWrapper::Create(isolate, &service_registry_).ToV8());
}
void RenderFrameImpl::AddMessageToConsole(ConsoleMessageLevel level,
const std::string& message) {
if (devtools_agent_)
devtools_agent_->AddMessageToConsole(level, message);
}
// blink::WebFrameClient implementation ----------------------------------------
blink::WebPlugin* RenderFrameImpl::createPlugin(
blink::WebLocalFrame* frame,
const blink::WebPluginParams& params) {
DCHECK_EQ(frame_, frame);
blink::WebPlugin* plugin = NULL;
if (GetContentClient()->renderer()->OverrideCreatePlugin(
this, frame, params, &plugin)) {
return plugin;
}
if (base::UTF16ToUTF8(base::StringPiece16(params.mimeType)) ==
kBrowserPluginMimeType) {
return BrowserPluginManager::Get()->CreateBrowserPlugin(
this, GetContentClient()
->renderer()
->CreateBrowserPluginDelegate(this, kBrowserPluginMimeType,
GURL(params.url))
->GetWeakPtr());
}
#if defined(ENABLE_PLUGINS)
WebPluginInfo info;
std::string mime_type;
bool found = false;
WebString top_origin = frame->top()->securityOrigin().toString();
Send(new FrameHostMsg_GetPluginInfo(routing_id_, params.url, GURL(top_origin),
params.mimeType.utf8(), &found, &info,
&mime_type));
if (!found)
return NULL;
WebPluginParams params_to_use = params;
params_to_use.mimeType = WebString::fromUTF8(mime_type);
return CreatePlugin(frame, info, params_to_use, nullptr /* throttler */);
#else
return NULL;
#endif // defined(ENABLE_PLUGINS)
}
blink::WebMediaPlayer* RenderFrameImpl::createMediaPlayer(
blink::WebLocalFrame* frame,
const blink::WebURL& url,
WebMediaPlayerClient* client,
WebMediaPlayerEncryptedMediaClient* encrypted_client,
WebContentDecryptionModule* initial_cdm) {
#if defined(VIDEO_HOLE)
if (!contains_media_player_) {
render_view_->RegisterVideoHoleFrame(this);
contains_media_player_ = true;
}
#endif // defined(VIDEO_HOLE)
blink::WebMediaStream web_stream(
blink::WebMediaStreamRegistry::lookupMediaStreamDescriptor(url));
if (!web_stream.isNull())
return CreateWebMediaPlayerForMediaStream(client);
RenderThreadImpl* render_thread = RenderThreadImpl::current();
#if defined(OS_ANDROID) && !defined(ENABLE_MEDIA_PIPELINE_ON_ANDROID)
scoped_refptr<media::AudioRendererSink> audio_renderer_sink;
media::WebMediaPlayerParams::Context3DCB context_3d_cb;
#else
scoped_refptr<media::AudioRendererSink> audio_renderer_sink =
render_thread->GetAudioRendererMixerManager()->CreateInput(routing_id_);
media::WebMediaPlayerParams::Context3DCB context_3d_cb =
base::Bind(&GetSharedMainThreadContext3D);
#endif // defined(OS_ANDROID) && !defined(ENABLE_MEDIA_PIPELINE_ON_ANDROID)
scoped_refptr<media::MediaLog> media_log(new RenderMediaLog());
media::WebMediaPlayerParams params(
base::Bind(&ContentRendererClient::DeferMediaLoad,
base::Unretained(GetContentClient()->renderer()),
static_cast<RenderFrame*>(this), has_played_media_),
audio_renderer_sink, media_log, render_thread->GetMediaThreadTaskRunner(),
render_thread->GetWorkerTaskRunner(),
render_thread->compositor_task_runner(), context_3d_cb,
GetMediaPermission(), initial_cdm);
#if defined(OS_ANDROID) && !defined(ENABLE_MEDIA_PIPELINE_ON_ANDROID)
return CreateAndroidWebMediaPlayer(client, encrypted_client, params);
#else
#if defined(ENABLE_MOJO_MEDIA)
scoped_ptr<media::RendererFactory> media_renderer_factory(
new media::MojoRendererFactory(GetMediaServiceFactory()));
#else
scoped_ptr<media::RendererFactory> media_renderer_factory =
GetContentClient()->renderer()->CreateMediaRendererFactory(
this, render_thread->GetGpuFactories(), media_log);
if (!media_renderer_factory.get()) {
media_renderer_factory.reset(new media::DefaultRendererFactory(
media_log, render_thread->GetGpuFactories(),
*render_thread->GetAudioHardwareConfig()));
}
#endif // defined(ENABLE_MOJO_MEDIA)
return new media::WebMediaPlayerImpl(
frame, client, encrypted_client, weak_factory_.GetWeakPtr(),
media_renderer_factory.Pass(), GetCdmFactory(), params);
#endif // defined(OS_ANDROID) && !defined(ENABLE_MEDIA_PIPELINE_ON_ANDROID)
}
blink::WebApplicationCacheHost* RenderFrameImpl::createApplicationCacheHost(
blink::WebLocalFrame* frame,
blink::WebApplicationCacheHostClient* client) {
if (!frame || !frame->view())
return NULL;
DCHECK(!frame_ || frame_ == frame);
return new RendererWebApplicationCacheHostImpl(
RenderViewImpl::FromWebView(frame->view()), client,
RenderThreadImpl::current()->appcache_dispatcher()->backend_proxy());
}
blink::WebWorkerContentSettingsClientProxy*
RenderFrameImpl::createWorkerContentSettingsClientProxy(
blink::WebLocalFrame* frame) {
if (!frame || !frame->view())
return NULL;
DCHECK(!frame_ || frame_ == frame);
return GetContentClient()->renderer()->CreateWorkerContentSettingsClientProxy(
this, frame);
}
WebExternalPopupMenu* RenderFrameImpl::createExternalPopupMenu(
const WebPopupMenuInfo& popup_menu_info,
WebExternalPopupMenuClient* popup_menu_client) {
#if defined(OS_MACOSX) || defined(OS_ANDROID)
// An IPC message is sent to the browser to build and display the actual
// popup. The user could have time to click a different select by the time
// the popup is shown. In that case external_popup_menu_ is non NULL.
// By returning NULL in that case, we instruct Blink to cancel that new
// popup. So from the user perspective, only the first one will show, and
// will have to close the first one before another one can be shown.
if (external_popup_menu_)
return NULL;
external_popup_menu_.reset(
new ExternalPopupMenu(this, popup_menu_info, popup_menu_client));
if (render_view_->screen_metrics_emulator_) {
render_view_->SetExternalPopupOriginAdjustmentsForEmulation(
external_popup_menu_.get(),
render_view_->screen_metrics_emulator_.get());
}
return external_popup_menu_.get();
#else
return NULL;
#endif
}
blink::WebCookieJar* RenderFrameImpl::cookieJar(blink::WebLocalFrame* frame) {
DCHECK(!frame_ || frame_ == frame);
return &cookie_jar_;
}
blink::WebServiceWorkerProvider* RenderFrameImpl::createServiceWorkerProvider(
blink::WebLocalFrame* frame) {
DCHECK(!frame_ || frame_ == frame);
// At this point we should have non-null data source.
DCHECK(frame->dataSource());
if (!ChildThreadImpl::current())
return NULL; // May be null in some tests.
ServiceWorkerNetworkProvider* provider =
ServiceWorkerNetworkProvider::FromDocumentState(
DocumentState::FromDataSource(frame->dataSource()));
DCHECK(provider);
return new WebServiceWorkerProviderImpl(
ChildThreadImpl::current()->thread_safe_sender(),
provider->context());
}
void RenderFrameImpl::didAccessInitialDocument(blink::WebLocalFrame* frame) {
DCHECK(!frame_ || frame_ == frame);
// If the request hasn't yet committed, notify the browser process that it is
// no longer safe to show the pending URL of the main frame, since a URL spoof
// is now possible. (If the request has committed, the browser already knows.)
if (!frame->parent()) {
DocumentState* document_state =
DocumentState::FromDataSource(frame->dataSource());
NavigationStateImpl* navigation_state =
static_cast<NavigationStateImpl*>(document_state->navigation_state());
if (!navigation_state->request_committed()) {
Send(new FrameHostMsg_DidAccessInitialDocument(routing_id_));
}
}
}
blink::WebFrame* RenderFrameImpl::createChildFrame(
blink::WebLocalFrame* parent,
blink::WebTreeScopeType scope,
const blink::WebString& name,
blink::WebSandboxFlags sandbox_flags) {
// Synchronously notify the browser of a child frame creation to get the
// routing_id for the RenderFrame.
int child_routing_id = MSG_ROUTING_NONE;
Send(new FrameHostMsg_CreateChildFrame(
routing_id_, scope,
base::UTF16ToUTF8(base::StringPiece16(name)), sandbox_flags,
&child_routing_id));
// Allocation of routing id failed, so we can't create a child frame. This can
// happen if this RenderFrameImpl's IPCs are being filtered when in swapped
// out state or synchronous IPC message above has failed.
if (child_routing_id == MSG_ROUTING_NONE) {
NOTREACHED() << "Failed to allocate routing id for child frame.";
return nullptr;
}
// Create the RenderFrame and WebLocalFrame, linking the two.
RenderFrameImpl* child_render_frame = RenderFrameImpl::Create(
render_view_.get(), child_routing_id);
blink::WebLocalFrame* web_frame =
WebLocalFrame::create(scope, child_render_frame);
child_render_frame->SetWebFrame(web_frame);
// Add the frame to the frame tree and initialize it.
parent->appendChild(web_frame);
child_render_frame->Initialize();
return web_frame;
}
void RenderFrameImpl::didChangeOpener(blink::WebFrame* opener) {
// Only active frames are able to disown their opener.
if (!opener && is_swapped_out_)
return;
// Only a local frame should be able to update another frame's opener.
DCHECK(!opener || opener->isWebLocalFrame());
int opener_routing_id = opener ?
RenderFrameImpl::FromWebFrame(opener->toWebLocalFrame())->GetRoutingID() :
MSG_ROUTING_NONE;
Send(new FrameHostMsg_DidChangeOpener(routing_id_, opener_routing_id));
}
void RenderFrameImpl::frameDetached(blink::WebFrame* frame, DetachType type) {
// NOTE: This function is called on the frame that is being detached and not
// the parent frame. This is different from createChildFrame() which is
// called on the parent frame.
CHECK(!is_detaching_);
DCHECK(!frame_ || frame_ == frame);
FOR_EACH_OBSERVER(RenderFrameObserver, observers_, FrameDetached());
FOR_EACH_OBSERVER(RenderViewObserver, render_view_->observers(),
FrameDetached(frame));
// We only notify the browser process when the frame is being detached for
// removal. If the frame is being detached for swap, we don't need to do this
// since we are not modifiying the frame tree.
if (type == DetachType::Remove)
Send(new FrameHostMsg_Detach(routing_id_));
// The |is_detaching_| flag disables Send(). FrameHostMsg_Detach must be
// sent before setting |is_detaching_| to true.
is_detaching_ = true;
// Clean up the associated RenderWidget for the frame, if there is one.
if (render_widget_) {
render_widget_->UnregisterRenderFrame(this);
render_widget_->CloseForFrame();
}
// We need to clean up subframes by removing them from the map and deleting
// the RenderFrameImpl. In contrast, the main frame is owned by its
// containing RenderViewHost (so that they have the same lifetime), so only
// removal from the map is needed and no deletion.
FrameMap::iterator it = g_frame_map.Get().find(frame);
CHECK(it != g_frame_map.Get().end());
CHECK_EQ(it->second, this);
g_frame_map.Get().erase(it);
// Only remove the frame from the renderer's frame tree if the frame is
// being detached for removal. In the case of a swap, the frame needs to
// remain in the tree so WebFrame::swap() can replace it with the new frame.
if (is_subframe_ && type == DetachType::Remove)
frame->parent()->removeChild(frame);
// |frame| is invalid after here. Be sure to clear frame_ as well, since this
// object may not be deleted immediately and other methods may try to access
// it.
frame->close();
frame_ = nullptr;
delete this;
// Object is invalid after this point.
}
void RenderFrameImpl::frameFocused() {
Send(new FrameHostMsg_FrameFocused(routing_id_));
}
void RenderFrameImpl::willClose(blink::WebFrame* frame) {
DCHECK(!frame_ || frame_ == frame);
FOR_EACH_OBSERVER(RenderFrameObserver, observers_, FrameWillClose());
FOR_EACH_OBSERVER(RenderViewObserver, render_view_->observers(),
FrameWillClose(frame));
}
void RenderFrameImpl::didChangeName(blink::WebLocalFrame* frame,
const blink::WebString& name) {
DCHECK(!frame_ || frame_ == frame);
// TODO(alexmos): According to https://crbug.com/169110, sending window.name
// updates may have performance implications for benchmarks like SunSpider.
// For now, send these updates only for --site-per-process, which needs to
// replicate frame names to frame proxies, and when
// |report_frame_name_changes| is set (used by <webview>). If needed, this
// can be optimized further by only sending the update if there are any
// remote frames in the frame tree, or delaying and batching up IPCs if
// updates are happening too frequently.
if (SiteIsolationPolicy::AreCrossProcessFramesPossible() ||
render_view_->renderer_preferences_.report_frame_name_changes) {
Send(new FrameHostMsg_DidChangeName(
routing_id_, base::UTF16ToUTF8(base::StringPiece16(name))));
}
}
void RenderFrameImpl::didChangeSandboxFlags(blink::WebFrame* child_frame,
blink::WebSandboxFlags flags) {
int frame_routing_id = MSG_ROUTING_NONE;
if (child_frame->isWebRemoteFrame()) {
frame_routing_id =
RenderFrameProxy::FromWebFrame(child_frame)->routing_id();
} else {
frame_routing_id =
RenderFrameImpl::FromWebFrame(child_frame)->GetRoutingID();
}
Send(new FrameHostMsg_DidChangeSandboxFlags(routing_id_, frame_routing_id,
flags));
}
void RenderFrameImpl::didMatchCSS(
blink::WebLocalFrame* frame,
const blink::WebVector<blink::WebString>& newly_matching_selectors,
const blink::WebVector<blink::WebString>& stopped_matching_selectors) {
DCHECK(!frame_ || frame_ == frame);
FOR_EACH_OBSERVER(RenderFrameObserver, observers_,
DidMatchCSS(newly_matching_selectors,
stopped_matching_selectors));
}
bool RenderFrameImpl::shouldReportDetailedMessageForSource(
const blink::WebString& source) {
return GetContentClient()->renderer()->ShouldReportDetailedMessageForSource(
source);
}
void RenderFrameImpl::didAddMessageToConsole(
const blink::WebConsoleMessage& message,
const blink::WebString& source_name,
unsigned source_line,
const blink::WebString& stack_trace) {
logging::LogSeverity log_severity = logging::LOG_VERBOSE;
switch (message.level) {
case blink::WebConsoleMessage::LevelDebug:
log_severity = logging::LOG_VERBOSE;
break;
case blink::WebConsoleMessage::LevelLog:
case blink::WebConsoleMessage::LevelInfo:
log_severity = logging::LOG_INFO;
break;
case blink::WebConsoleMessage::LevelWarning:
log_severity = logging::LOG_WARNING;
break;
case blink::WebConsoleMessage::LevelError:
log_severity = logging::LOG_ERROR;
break;
default:
log_severity = logging::LOG_VERBOSE;
}
if (shouldReportDetailedMessageForSource(source_name)) {
FOR_EACH_OBSERVER(
RenderFrameObserver, observers_,
DetailedConsoleMessageAdded(message.text,
source_name,
stack_trace,
source_line,
static_cast<int32>(log_severity)));
}
Send(new FrameHostMsg_AddMessageToConsole(routing_id_,
static_cast<int32>(log_severity),
message.text,
static_cast<int32>(source_line),
source_name));
}
void RenderFrameImpl::loadURLExternally(
blink::WebLocalFrame* frame,
const blink::WebURLRequest& request,
blink::WebNavigationPolicy policy,
const blink::WebString& suggested_name) {
DCHECK(!frame_ || frame_ == frame);
Referrer referrer(RenderViewImpl::GetReferrerFromRequest(frame, request));
if (policy == blink::WebNavigationPolicyDownload) {
render_view_->Send(new ViewHostMsg_DownloadUrl(render_view_->GetRoutingID(),
GetRoutingID(),
request.url(), referrer,
suggested_name));
} else {
OpenURL(frame, request.url(), referrer, policy);
}
}
blink::WebNavigationPolicy RenderFrameImpl::decidePolicyForNavigation(
const NavigationPolicyInfo& info) {
DCHECK(!frame_ || frame_ == info.frame);
return DecidePolicyForNavigation(this, info);
}
blink::WebHistoryItem RenderFrameImpl::historyItemForNewChildFrame(
blink::WebFrame* frame) {
DCHECK(!frame_ || frame_ == frame);
return render_view_->history_controller()->GetItemForNewChildFrame(this);
}
void RenderFrameImpl::willSendSubmitEvent(blink::WebLocalFrame* frame,
const blink::WebFormElement& form) {
DCHECK(!frame_ || frame_ == frame);
FOR_EACH_OBSERVER(RenderFrameObserver, observers_, WillSendSubmitEvent(form));
}
void RenderFrameImpl::willSubmitForm(blink::WebLocalFrame* frame,
const blink::WebFormElement& form) {
DCHECK(!frame_ || frame_ == frame);
DocumentState* document_state =
DocumentState::FromDataSource(frame->provisionalDataSource());
NavigationStateImpl* navigation_state =
static_cast<NavigationStateImpl*>(document_state->navigation_state());
InternalDocumentStateData* internal_data =
InternalDocumentStateData::FromDocumentState(document_state);
if (ui::PageTransitionCoreTypeIs(navigation_state->GetTransitionType(),
ui::PAGE_TRANSITION_LINK)) {
navigation_state->set_transition_type(ui::PAGE_TRANSITION_FORM_SUBMIT);
}
// Save these to be processed when the ensuing navigation is committed.
WebSearchableFormData web_searchable_form_data(form);
internal_data->set_searchable_form_url(web_searchable_form_data.url());
internal_data->set_searchable_form_encoding(
web_searchable_form_data.encoding().utf8());
FOR_EACH_OBSERVER(RenderFrameObserver, observers_, WillSubmitForm(form));
}
void RenderFrameImpl::didCreateDataSource(blink::WebLocalFrame* frame,
blink::WebDataSource* datasource) {
DCHECK(!frame_ || frame_ == frame);
bool content_initiated = !pending_navigation_params_.get();
// Make sure any previous redirect URLs end up in our new data source.
if (pending_navigation_params_.get()) {
for (const auto& i :
pending_navigation_params_->request_params.redirects) {
datasource->appendRedirect(i);
}
}
DocumentState* document_state = DocumentState::FromDataSource(datasource);
if (!document_state) {
document_state = new DocumentState;
datasource->setExtraData(document_state);
if (!content_initiated)
PopulateDocumentStateFromPending(document_state);
}
// Carry over the user agent override flag, if it exists.
blink::WebView* webview = render_view_->webview();
if (content_initiated && webview && webview->mainFrame() &&
webview->mainFrame()->isWebLocalFrame() &&
webview->mainFrame()->dataSource()) {
DocumentState* old_document_state =
DocumentState::FromDataSource(webview->mainFrame()->dataSource());
if (old_document_state) {
InternalDocumentStateData* internal_data =
InternalDocumentStateData::FromDocumentState(document_state);
InternalDocumentStateData* old_internal_data =
InternalDocumentStateData::FromDocumentState(old_document_state);
internal_data->set_is_overriding_user_agent(
old_internal_data->is_overriding_user_agent());
}
}
// The rest of RenderView assumes that a WebDataSource will always have a
// non-null NavigationState.
if (content_initiated) {
document_state->set_navigation_state(
NavigationStateImpl::CreateContentInitiated());
} else {
document_state->set_navigation_state(CreateNavigationStateFromPending());
pending_navigation_params_.reset();
}
// DocumentState::referred_by_prefetcher_ is true if we are
// navigating from a page that used prefetching using a link on that
// page. We are early enough in the request process here that we
// can still see the DocumentState of the previous page and set
// this value appropriately.
// TODO(gavinp): catch the important case of navigation in a new
// renderer process.
if (webview) {
if (WebFrame* old_frame = webview->mainFrame()) {
const WebURLRequest& original_request = datasource->originalRequest();
const GURL referrer(
original_request.httpHeaderField(WebString::fromUTF8("Referer")));
if (!referrer.is_empty() && old_frame->isWebLocalFrame() &&
DocumentState::FromDataSource(old_frame->dataSource())
->was_prefetcher()) {
for (; old_frame; old_frame = old_frame->traverseNext(false)) {
WebDataSource* old_frame_datasource = old_frame->dataSource();
if (old_frame_datasource &&
referrer == GURL(old_frame_datasource->request().url())) {
document_state->set_was_referred_by_prefetcher(true);
break;
}
}
}
}
}
if (content_initiated) {
const WebURLRequest& request = datasource->request();
switch (request.cachePolicy()) {
case WebURLRequest::UseProtocolCachePolicy: // normal load.
document_state->set_load_type(DocumentState::LINK_LOAD_NORMAL);
break;
case WebURLRequest::ReloadIgnoringCacheData: // reload.
case WebURLRequest::ReloadBypassingCache: // end-to-end reload.
document_state->set_load_type(DocumentState::LINK_LOAD_RELOAD);
break;
case WebURLRequest::ReturnCacheDataElseLoad: // allow stale data.
document_state->set_load_type(DocumentState::LINK_LOAD_CACHE_STALE_OK);
break;
case WebURLRequest::ReturnCacheDataDontLoad: // Don't re-post.
document_state->set_load_type(DocumentState::LINK_LOAD_CACHE_ONLY);
break;
default:
NOTREACHED();
}
}
// Create the serviceworker's per-document network observing object if it
// does not exist (When navigation happens within a page, the provider already
// exists).
if (!ServiceWorkerNetworkProvider::FromDocumentState(
DocumentState::FromDataSource(datasource))) {
ServiceWorkerProviderType provider_type =
SERVICE_WORKER_PROVIDER_FOR_WINDOW;
if ((frame->effectiveSandboxFlags() & blink::WebSandboxFlags::Origin) ==
blink::WebSandboxFlags::Origin) {
provider_type = SERVICE_WORKER_PROVIDER_FOR_SANDBOXED_FRAME;
}
scoped_ptr<ServiceWorkerNetworkProvider> network_provider(
new ServiceWorkerNetworkProvider(routing_id_, provider_type));
ServiceWorkerNetworkProvider::AttachToDocumentState(
DocumentState::FromDataSource(datasource),
network_provider.Pass());
}
}
void RenderFrameImpl::didStartProvisionalLoad(blink::WebLocalFrame* frame,
double triggering_event_time) {
DCHECK(!frame_ || frame_ == frame);
WebDataSource* ds = frame->provisionalDataSource();
// In fast/loader/stop-provisional-loads.html, we abort the load before this
// callback is invoked.
if (!ds)
return;
TRACE_EVENT2("navigation", "RenderFrameImpl::didStartProvisionalLoad",
"id", routing_id_, "url", ds->request().url().string().utf8());
DocumentState* document_state = DocumentState::FromDataSource(ds);
// We should only navigate to swappedout:// when is_swapped_out_ is true.
CHECK_IMPLIES(ds->request().url() == GURL(kSwappedOutURL), is_swapped_out_)
<< "Heard swappedout:// when not swapped out.";
// Update the request time if WebKit has better knowledge of it.
if (document_state->request_time().is_null() &&
triggering_event_time != 0.0) {
document_state->set_request_time(Time::FromDoubleT(triggering_event_time));
}
// Start time is only set after request time.
document_state->set_start_load_time(Time::Now());
bool is_top_most = !frame->parent();
if (is_top_most) {
render_view_->set_navigation_gesture(
WebUserGestureIndicator::isProcessingUserGesture() ?
NavigationGestureUser : NavigationGestureAuto);
} else if (ds->replacesCurrentHistoryItem()) {
// Subframe navigations that don't add session history items must be
// marked with AUTO_SUBFRAME. See also didFailProvisionalLoad for how we
// handle loading of error pages.
static_cast<NavigationStateImpl*>(document_state->navigation_state())
->set_transition_type(ui::PAGE_TRANSITION_AUTO_SUBFRAME);
}
FOR_EACH_OBSERVER(RenderViewObserver, render_view_->observers(),
DidStartProvisionalLoad(frame));
FOR_EACH_OBSERVER(RenderFrameObserver, observers_, DidStartProvisionalLoad());
Send(new FrameHostMsg_DidStartProvisionalLoadForFrame(
routing_id_, ds->request().url()));
}
void RenderFrameImpl::didReceiveServerRedirectForProvisionalLoad(
blink::WebLocalFrame* frame) {
DCHECK(!frame_ || frame_ == frame);
render_view_->history_controller()->RemoveChildrenForRedirect(this);
}
void RenderFrameImpl::didFailProvisionalLoad(
blink::WebLocalFrame* frame,
const blink::WebURLError& error,
blink::WebHistoryCommitType commit_type) {
TRACE_EVENT1("navigation", "RenderFrameImpl::didFailProvisionalLoad",
"id", routing_id_);
DCHECK(!frame_ || frame_ == frame);
WebDataSource* ds = frame->provisionalDataSource();
DCHECK(ds);
const WebURLRequest& failed_request = ds->request();
// Notify the browser that we failed a provisional load with an error.
//
// Note: It is important this notification occur before DidStopLoading so the
// SSL manager can react to the provisional load failure before being
// notified the load stopped.
//
FOR_EACH_OBSERVER(RenderViewObserver, render_view_->observers(),
DidFailProvisionalLoad(frame, error));
FOR_EACH_OBSERVER(RenderFrameObserver, observers_,
DidFailProvisionalLoad(error));
SendFailedProvisionalLoad(failed_request, error, frame);
if (!ShouldDisplayErrorPageForFailedLoad(error.reason, error.unreachableURL))
return;
// Make sure we never show errors in view source mode.
frame->enableViewSourceMode(false);
DocumentState* document_state = DocumentState::FromDataSource(ds);
NavigationStateImpl* navigation_state =
static_cast<NavigationStateImpl*>(document_state->navigation_state());
// If this is a failed back/forward/reload navigation, then we need to do a
// 'replace' load. This is necessary to avoid messing up session history.
// Otherwise, we do a normal load, which simulates a 'go' navigation as far
// as session history is concerned.
bool replace = commit_type != blink::WebStandardCommit