Plumb the partial swap though image transport.

content/common/gpu/image_transport_surface_win.cc

 // Copyright (c) 2011 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.
 
 #if defined(ENABLE_GPU)
 
 #include "content/common/gpu/image_transport_surface.h"
 
 #include "base/bind.h"
 #include "base/compiler_specific.h"
@@ skipping 25 matching lines @@
   virtual bool Initialize();
   virtual void Destroy();
   virtual bool IsOffscreen();
   virtual bool SwapBuffers();
 
  protected:
   // ImageTransportSurface implementation
   virtual void OnNewSurfaceACK(uint64 surface_id,
                                TransportDIB::Handle shm_handle) OVERRIDE;
   virtual void OnBuffersSwappedACK() OVERRIDE;
+  virtual void OnPostSubBufferACK() OVERRIDE;
   virtual void OnResizeViewACK() OVERRIDE;
   virtual void OnResize(gfx::Size size) OVERRIDE;
 
  private:
   virtual ~PbufferImageTransportSurface();
   void SendBuffersSwapped();
 
   scoped_ptr<ImageTransportHelper> helper_;
 
   DISALLOW_COPY_AND_ASSIGN(PbufferImageTransportSurface);
@@ skipping 58 matching lines @@
   params.size = GetSize();
   helper_->SendAcceleratedSurfaceBuffersSwapped(params);
 
   helper_->SetScheduled(false);
 }
 
 void PbufferImageTransportSurface::OnBuffersSwappedACK() {
   helper_->SetScheduled(true);
 }
 
+void PbufferImageTransportSurface::OnPostSubBufferACK() {
+  NOTREACHED();
+}
+
 void PbufferImageTransportSurface::OnNewSurfaceACK(
     uint64 surface_id,
     TransportDIB::Handle shm_handle) {
-  NOTIMPLEMENTED();
+  NOTREACHED();
 }
 
 void PbufferImageTransportSurface::OnResizeViewACK() {
-  NOTIMPLEMENTED();
+  NOTREACHED();
 }
 
 void PbufferImageTransportSurface::OnResize(gfx::Size size) {
   Resize(size);
 }
 
 }  // namespace anonymous
 
 // static
 scoped_refptr<gfx::GLSurface> ImageTransportSurface::CreateSurface(
@@ skipping 25 matching lines @@
                                                    surface.get());
   }
 
   if (surface->Initialize())
     return surface;
   else
     return NULL;
 }
 
 #endif  // ENABLE_GPU