Implement browser-side logging to WebRtc log

content/browser/renderer_host/media/media_stream_manager.h

Index: content/browser/renderer_host/media/media_stream_manager.h
diff --git a/content/browser/renderer_host/media/media_stream_manager.h b/content/browser/renderer_host/media/media_stream_manager.h
index eefab6bdcb2087ddfc4890a8f7b1c93a3691050f..516e4660f87cdfe7a536e91d527e636eca1a5bc4 100644
--- a/content/browser/renderer_host/media/media_stream_manager.h
+++ b/content/browser/renderer_host/media/media_stream_manager.h
@@ -185,6 +185,10 @@ class CONTENT_EXPORT MediaStreamManager
   // too late. (see http://crbug.com/247525#c14).
   virtual void WillDestroyCurrentMessageLoop() OVERRIDE;
 
+  // Adds |message| to native logs for outstanding device requests.
+  void AddLogMessageOnUIThread(const std::string& message);
+  static void AddLogMessage(const std::string& message);

[perkj_chrome, 2014/01/22 10:03:29]

Please document where these log messages are sent and what they are used for.

[vrk (LEFT CHROMIUM), 2014/01/23 21:46:32]

Done. Let me know if you want more details.

+
  protected:
   // Used for testing.
   MediaStreamManager();