Abstract PPAPI's ImageData behind webrtc::DesktopFrame interface

remoting/client/frame_consumer_proxy.h

Index: remoting/client/frame_consumer_proxy.h
diff --git a/remoting/client/frame_consumer_proxy.h b/remoting/client/frame_consumer_proxy.h
index 58bbd7d8a1c3d60a0756e20ac3761a33c2bd0151..f1690b9357dcc113332b0c9e42ee83d43fd82fea 100644
--- a/remoting/client/frame_consumer_proxy.h
+++ b/remoting/client/frame_consumer_proxy.h
@@ -31,9 +31,9 @@ class FrameConsumerProxy
   // FrameConsumer implementation.
   virtual void ApplyBuffer(const SkISize& view_size,
                            const SkIRect& clip_area,
-                           pp::ImageData* buffer,
+                           ImageBuffer* buffer,
                            const SkRegion& region) OVERRIDE;
-  virtual void ReturnBuffer(pp::ImageData* buffer) OVERRIDE;
+  virtual void ReturnBuffer(ImageBuffer* buffer) OVERRIDE;
   virtual void SetSourceSize(const SkISize& source_size,
                              const SkIPoint& dpi) OVERRIDE;