Plumb the partial swap though image transport.

content/common/gpu/image_transport_surface.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/bind_helpers.h"
@@ skipping 42 matching lines @@
 }
 
 void ImageTransportHelper::Destroy() {
 }
 
 bool ImageTransportHelper::OnMessageReceived(const IPC::Message& message) {
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(ImageTransportHelper, message)
     IPC_MESSAGE_HANDLER(AcceleratedSurfaceMsg_BuffersSwappedACK,
                         OnBuffersSwappedACK)
+    IPC_MESSAGE_HANDLER(AcceleratedSurfaceMsg_PostSubBufferACK,
+                        OnPostSubBufferACK)
     IPC_MESSAGE_HANDLER(AcceleratedSurfaceMsg_NewACK,
                         OnNewSurfaceACK)
     IPC_MESSAGE_HANDLER(AcceleratedSurfaceMsg_ResizeViewACK, OnResizeViewACK);
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
   return handled;
 }
 
 void ImageTransportHelper::SendAcceleratedSurfaceRelease(
     GpuHostMsg_AcceleratedSurfaceRelease_Params params) {
@@ skipping 18 matching lines @@
     GpuHostMsg_AcceleratedSurfaceBuffersSwapped_Params params) {
   params.renderer_id = renderer_id_;
   params.render_view_id = render_view_id_;
   params.route_id = route_id_;
 #if defined(OS_MACOSX)
   params.window = handle_;
 #endif
   manager_->Send(new GpuHostMsg_AcceleratedSurfaceBuffersSwapped(params));
 }
 
+void ImageTransportHelper::SendAcceleratedSurfacePostSubBuffer(
+    GpuHostMsg_AcceleratedSurfacePostSubBuffer_Params params) {
+  params.renderer_id = renderer_id_;
+  params.render_view_id = render_view_id_;
+  params.route_id = route_id_;
+#if defined(OS_MACOSX)
+  params.window = handle_;
+#endif
+  manager_->Send(new GpuHostMsg_AcceleratedSurfacePostSubBuffer(params));
+}
+
 void ImageTransportHelper::SendResizeView(const gfx::Size& size) {
   manager_->Send(new GpuHostMsg_ResizeView(renderer_id_,
                                            render_view_id_,
                                            route_id_,
                                            size));
 }
 
 void ImageTransportHelper::SetScheduled(bool is_scheduled) {
   gpu::GpuScheduler* scheduler = Scheduler();
   if (!scheduler)
     return;
 
   scheduler->SetScheduled(is_scheduled);
 }
 
 void ImageTransportHelper::DeferToFence(base::Closure task) {
   gpu::GpuScheduler* scheduler = Scheduler();
   DCHECK(scheduler);
 
   scheduler->DeferToFence(task);
 }
 
 void ImageTransportHelper::OnBuffersSwappedACK() {
   surface_->OnBuffersSwappedACK();
 }
 
+void ImageTransportHelper::OnPostSubBufferACK() {
+  surface_->OnPostSubBufferACK();
+}
+
 void ImageTransportHelper::OnNewSurfaceACK(
     uint64 surface_id,
     TransportDIB::Handle shm_handle) {
   surface_->OnNewSurfaceACK(surface_id, shm_handle);
 }
 
 void ImageTransportHelper::OnResizeViewACK() {
   surface_->OnResizeViewACK();
 }
 
@@ skipping 85 matching lines @@
 void PassThroughImageTransportSurface::Destroy() {
   helper_->Destroy();
   GLSurfaceAdapter::Destroy();
 }
 
 void PassThroughImageTransportSurface::OnNewSurfaceACK(
     uint64 surface_id, TransportDIB::Handle surface_handle) {
 }
 
 void PassThroughImageTransportSurface::OnBuffersSwappedACK() {
+  NOTREACHED();
+}
+
+void PassThroughImageTransportSurface::OnPostSubBufferACK() {
+  NOTREACHED();
 }
 
 void PassThroughImageTransportSurface::OnResizeViewACK() {
   helper_->SetScheduled(true);
 }
 
 void PassThroughImageTransportSurface::OnResize(gfx::Size size) {
   helper_->SendResizeView(size);
   helper_->SetScheduled(false);
 }
 
 #endif  // defined(ENABLE_GPU)