Implement video frame acknowledgements in the chromoting protocol.

remoting/client/plugin/pepper_video_renderer_2d.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_PEPPER_VIDEO_RENDERER_2D_H_
 #define REMOTING_CLIENT_PLUGIN_PEPPER_VIDEO_RENDERER_2D_H_
 
 #include <list>
 
 #include "base/compiler_specific.h"
@@ skipping 32 matching lines @@
   ~PepperVideoRenderer2D() override;
 
   // PepperVideoRenderer interface.
   bool Initialize(pp::Instance* instance,
                                 const ClientContext& context,
                                 EventHandler* event_handler) override;
   void OnViewChanged(const pp::View& view) override;
   void OnSessionConfig(const protocol::SessionConfig& config) override;
   ChromotingStats* GetStats() override;
   void ProcessVideoPacket(scoped_ptr<VideoPacket> video_packet,
-                          const base::Closure& done) override;
+                          const ProgressCallback& progress_callback) override;
 
  private:
   // FrameConsumer implementation.
   void ApplyBuffer(const webrtc::DesktopSize& view_size,
                    const webrtc::DesktopRect& clip_area,
                    webrtc::DesktopFrame* buffer,
                    const webrtc::DesktopRegion& region,
                    const webrtc::DesktopRegion& shape) override;
   void ReturnBuffer(webrtc::DesktopFrame* buffer) override;
   void SetSourceSize(const webrtc::DesktopSize& source_size,
@@ skipping 68 matching lines @@
 
   pp::CompletionCallbackFactory<PepperVideoRenderer2D> callback_factory_;
   base::WeakPtrFactory<PepperVideoRenderer2D> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(PepperVideoRenderer2D);
 };
 
 }  // namespace remoting
 
 #endif  // REMOTING_CLIENT_PLUGIN_PEPPER_VIDEO_RENDERER_2D_H_