Fix MediaSource renderer to limit memory consumption.

remoting/client/plugin/media_source_video_renderer.h

 // Copyright 2014 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 REMOTING_CLIENT_PLUGIN_MEDIA_SOURCE_VIDEO_RENDERER_H_
 #define REMOTING_CLIENT_PLUGIN_MEDIA_SOURCE_VIDEO_RENDERER_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 20 matching lines @@
                                    const webrtc::DesktopVector& dpi) = 0;
 
     // Called when desktop shape changes.
     virtual void OnMediaSourceShape(const webrtc::DesktopRegion& shape) = 0;
 
     // Called when the MediaSource needs to be reset (e.g. because screen size
     // has changed).
     virtual void OnMediaSourceReset(const std::string& format) = 0;
 
     // Called when new data becomes available.
-    virtual void OnMediaSourceData(uint8_t* buffer, size_t buffer_size) = 0;
+    virtual void OnMediaSourceData(uint8_t* buffer, size_t buffer_size,
+                                   bool keyframe) = 0;
   };
 
   explicit MediaSourceVideoRenderer(Delegate* data_forwarder);
   virtual ~MediaSourceVideoRenderer();
 
   // VideoRenderer interface.
   virtual void Initialize(const protocol::SessionConfig& config) OVERRIDE;
   virtual ChromotingStats* GetStats() OVERRIDE;
   virtual void ProcessVideoPacket(scoped_ptr<VideoPacket> packet,
                                   const base::Closure& done) OVERRIDE;
 
  private:
   // Helper class used to generate WebM stream.
   class VideoWriter;
 
   Delegate* delegate_;
   scoped_ptr<VideoWriter> writer_;
   webrtc::DesktopVector frame_dpi_;
   webrtc::DesktopRegion desktop_shape_;
 
   ChromotingStats stats_;
   int64 latest_sequence_number_;
 
   DISALLOW_COPY_AND_ASSIGN(MediaSourceVideoRenderer);
 };
 
 }  // namespace remoting
 
 #endif  // REMOTING_CLIENT_PLUGIN_MEDIA_SOURCE_VIDEO_RENDERER_H_