Fire visibilityChange event on out-of-process iframes.

content/renderer/render_frame_impl.h

 // 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.
 
 #ifndef CONTENT_RENDERER_RENDER_FRAME_IMPL_H_
 #define CONTENT_RENDERER_RENDER_FRAME_IMPL_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 26 matching lines @@
 #include "ipc/ipc_platform_file.h"
 #include "media/blink/webmediaplayer_delegate.h"
 #include "media/blink/webmediaplayer_params.h"
 #include "mojo/public/cpp/bindings/binding.h"
 #include "services/shell/public/interfaces/connector.mojom.h"
 #include "services/shell/public/interfaces/interface_provider.mojom.h"
 #include "third_party/WebKit/public/platform/WebEffectiveConnectionType.h"
 #include "third_party/WebKit/public/platform/WebFocusType.h"
 #include "third_party/WebKit/public/platform/WebLoadingBehaviorFlag.h"
 #include "third_party/WebKit/public/platform/WebMediaPlayer.h"
+#include "third_party/WebKit/public/platform/WebPageVisibilityState.h"
 #include "third_party/WebKit/public/platform/modules/app_banner/WebAppBannerClient.h"
 #include "third_party/WebKit/public/web/WebAXObject.h"
 #include "third_party/WebKit/public/web/WebDataSource.h"
 #include "third_party/WebKit/public/web/WebFrameClient.h"
 #include "third_party/WebKit/public/web/WebFrameLoadType.h"
 #include "third_party/WebKit/public/web/WebFrameOwnerProperties.h"
 #include "third_party/WebKit/public/web/WebFrameSerializerClient.h"
 #include "third_party/WebKit/public/web/WebHistoryCommitType.h"
 #include "third_party/WebKit/public/web/WebMeaningfulLayout.h"
 #include "third_party/WebKit/public/web/WebScriptExecutionCallback.h"
@@ skipping 363 matching lines @@
   void DetachGuest(int element_instance_id) override;
   void SetSelectedText(const base::string16& selection_text,
                        size_t offset,
                        const gfx::Range& range) override;
   void EnsureMojoBuiltinsAreAvailable(v8::Isolate* isolate,
                                       v8::Local<v8::Context> context) override;
   void AddMessageToConsole(ConsoleMessageLevel level,
                            const std::string& message) override;
   bool IsUsingLoFi() const override;
   bool IsPasting() const override;
+  blink::WebPageVisibilityState GetVisibilityState() const override;
 
   // mojom::Frame implementation:
   void GetInterfaceProvider(
       shell::mojom::InterfaceProviderRequest request) override;
 
   // blink::WebFrameClient implementation:
   blink::WebPlugin* createPlugin(blink::WebLocalFrame* frame,
                                  const blink::WebPluginParams& params) override;
   blink::WebMediaPlayer* createMediaPlayer(
       const blink::WebMediaPlayerSource& source,
@@ skipping 189 matching lines @@
                                const blink::WebURL& url,
                                const blink::WebString& title) override;
   void unregisterProtocolHandler(const blink::WebString& scheme,
                                  const blink::WebURL& url) override;
   blink::WebBluetooth* bluetooth() override;
   void checkIfAudioSinkExistsAndIsAuthorized(
       const blink::WebString& sink_id,
       const blink::WebSecurityOrigin& security_origin,
       blink::WebSetSinkIdCallbacks* web_callbacks) override;
   blink::ServiceRegistry* serviceRegistry() override;
+  blink::WebPageVisibilityState visibilityState() const override;
 
   // WebFrameSerializerClient implementation:
   void didSerializeDataForFrame(
       const blink::WebCString& data,
       blink::WebFrameSerializerClient::FrameSerializationStatus status)
       override;
 
   // Binds to the FrameHost in the browser.
   void Bind(mojom::FrameRequest frame, mojom::FrameHostPtr frame_host);
 
@@ skipping 649 matching lines @@
   mojom::FrameHostPtr frame_host_;
 
   base::WeakPtrFactory<RenderFrameImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderFrameImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_RENDER_FRAME_IMPL_H_