Reland CL to implement browser-side logging to WebRtc log.

content/browser/renderer_host/render_process_host_impl.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_BROWSER_RENDERER_HOST_BROWSER_RENDER_PROCESS_HOST_IMPL_H_
 #define CONTENT_BROWSER_RENDERER_HOST_BROWSER_RENDER_PROCESS_HOST_IMPL_H_
 
 #include <map>
 #include <queue>
 #include <string>
@@ skipping 106 matching lines @@
   virtual IPC::ChannelProxy* GetChannel() OVERRIDE;
   virtual void AddFilter(BrowserMessageFilter* filter) OVERRIDE;
   virtual bool FastShutdownForPageCount(size_t count) OVERRIDE;
   virtual bool FastShutdownStarted() const OVERRIDE;
   virtual base::TimeDelta GetChildProcessIdleTime() const OVERRIDE;
   virtual void ResumeRequestsForView(int route_id) OVERRIDE;
   virtual void FilterURL(bool empty_allowed, GURL* url) OVERRIDE;
 #if defined(ENABLE_WEBRTC)
   virtual void EnableAecDump(const base::FilePath& file) OVERRIDE;
   virtual void DisableAecDump() OVERRIDE;
+  virtual void SetWebRtcLogMessageCallback(
+      base::Callback<void(const std::string&)> callback) OVERRIDE;
 #endif
 
   // IPC::Sender via RenderProcessHost.
   virtual bool Send(IPC::Message* msg) OVERRIDE;
 
   // IPC::Listener via RenderProcessHost.
   virtual bool OnMessageReceived(const IPC::Message& msg) OVERRIDE;
   virtual void OnChannelConnected(int32 peer_pid) OVERRIDE;
   virtual void OnChannelError() OVERRIDE;
 
@@ skipping 21 matching lines @@
   void BeginFrameSubscription(
       int route_id,
       scoped_ptr<RenderWidgetHostViewFrameSubscriber> subscriber);
   void EndFrameSubscription(int route_id);
 
   scoped_refptr<GeolocationDispatcherHost>
       geolocation_dispatcher_host() const {
     return make_scoped_refptr(geolocation_dispatcher_host_);
   }
 
+#if defined(ENABLE_WEBRTC)
+  // Fires the webrtc log message callback with |message|, if callback is set.
+  void WebRtcLogMessage(const std::string& message);
+#endif
+
   // Register/unregister the host identified by the host id in the global host
   // list.
   static void RegisterHost(int host_id, RenderProcessHost* host);
   static void UnregisterHost(int host_id);
 
   // Implementation of FilterURL below that can be shared with the mock class.
   static void FilterURL(RenderProcessHost* rph, bool empty_allowed, GURL* url);
 
   // Returns true if |host| is suitable for launching a new view with |site_url|
   // in the given |browser_context|.
@@ skipping 204 matching lines @@
 
   scoped_refptr<AudioRendererHost> audio_renderer_host_;
 
 #if defined(OS_ANDROID)
   scoped_refptr<BrowserDemuxerAndroid> browser_demuxer_android_;
 #endif
 
   // Message filter for geolocation messages.
   GeolocationDispatcherHost* geolocation_dispatcher_host_;
 
+#if defined(ENABLE_WEBRTC)
+  base::Callback<void(const std::string&)> webrtc_log_message_callback_;
+#endif
+
   // Lives on the browser's ChildThread.
   base::WeakPtrFactory<RenderProcessHostImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderProcessHostImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_BROWSER_RENDER_PROCESS_HOST_IMPL_H_