Disable partial swaps for webview guest renderer until we can figure out how to do that properly.

content/common/gpu/image_transport_surface_win.cc

 // Copyright (c) 2012 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.
 
 #include "content/common/gpu/image_transport_surface.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 221 matching lines @@
 
 }  // namespace anonymous
 
 // static
 scoped_refptr<gfx::GLSurface> ImageTransportSurface::CreateSurface(
     GpuChannelManager* manager,
     GpuCommandBufferStub* stub,
     const gfx::GLSurfaceHandle& handle) {
   scoped_refptr<gfx::GLSurface> surface;
 
-  if (handle.transport_type == gfx::TEXTURE_TRANSPORT) {
+  if (handle.transport_type == gfx::TEXTURE_TRANSPORT ||
+      handle.transport_type == gfx::TEXTURE_TRANSPORT_NO_PARTIAL_SWAP) {
     // If we don't have a valid handle with the transport flag set, then we're
     // coming from a renderer and we want to render the webpage contents to a
     // texture.
     DCHECK(!handle.handle);
     surface = new TextureImageTransportSurface(manager, stub, handle);
   } else {
     DCHECK(handle.handle);
     DCHECK(handle.transport_type == gfx::NATIVE_DIRECT ||
            handle.transport_type == gfx::NATIVE_TRANSPORT);
     if (gfx::GetGLImplementation() == gfx::kGLImplementationEGLGLES2 &&
@@ skipping 27 matching lines @@
     }
   }
 
   if (surface->Initialize())
     return surface;
   else
     return NULL;
 }
 
 }  // namespace content