Revert 110626 - Reland 110355 - Use shared D3D9 texture to transport the compositor's backing buf...

content/common/gpu/image_transport_surface_mac.cc

Index: content/common/gpu/image_transport_surface_mac.cc
===================================================================
--- content/common/gpu/image_transport_surface_mac.cc	(revision 110637)
+++ content/common/gpu/image_transport_surface_mac.cc	(working copy)
@@ -43,7 +43,6 @@
   virtual void OnNewSurfaceACK(uint64 surface_id,
                                TransportDIB::Handle shm_handle) OVERRIDE;
   virtual void OnBuffersSwappedACK() OVERRIDE;
-  virtual void OnResizeViewACK() OVERRIDE;
   virtual void OnResize(gfx::Size size) OVERRIDE;
 
  private:
@@ -95,7 +94,6 @@
   virtual void OnBuffersSwappedACK() OVERRIDE;
   virtual void OnNewSurfaceACK(uint64 surface_id,
                                TransportDIB::Handle shm_handle) OVERRIDE;
-  virtual void OnResizeViewACK() OVERRIDE;
   virtual void OnResize(gfx::Size size) OVERRIDE;
 
  private:
@@ -241,10 +239,6 @@
   helper_->SetScheduled(true);
 }
 
-void IOSurfaceImageTransportSurface::OnResizeViewACK() {
-  NOTREACHED();
-}
-
 void IOSurfaceImageTransportSurface::OnResize(gfx::Size size) {
   IOSurfaceSupport* io_surface_support = IOSurfaceSupport::Initialize();
 
@@ -449,10 +443,6 @@
   DCHECK_NE(shared_mem_.get(), static_cast<void*>(NULL));
 }
 
-void TransportDIBImageTransportSurface::OnResizeViewACK() {
-  NOTREACHED();
-}
-
 void TransportDIBImageTransportSurface::OnResize(gfx::Size size) {
   size_ = size;