Add R_8 GPU memory buffers format.

gpu/command_buffer/service/in_process_command_buffer.cc

 // Copyright 2013 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 "gpu/command_buffer/service/in_process_command_buffer.h"
 
 #include <queue>
 #include <set>
 #include <utility>
 
@@ skipping 695 matching lines @@
                                           unsigned internalformat) {
   CheckSequencedThread();
 
   DCHECK(gpu_memory_buffer_manager_);
   gfx::GpuMemoryBuffer* gpu_memory_buffer =
       gpu_memory_buffer_manager_->GpuMemoryBufferFromClientBuffer(buffer);
   DCHECK(gpu_memory_buffer);
 
   int32 new_id = next_image_id_.GetNext();
 
+  DCHECK(gpu::ImageFactory::IsGpuMemoryBufferFormatSupported(
+      gpu_memory_buffer->GetFormat(), capabilities_));
   DCHECK(gpu::ImageFactory::IsImageFormatCompatibleWithGpuMemoryBufferFormat(
       internalformat, gpu_memory_buffer->GetFormat()));
 
   // This handle is owned by the GPU thread and must be passed to it or it
   // will leak. In otherwords, do not early out on error between here and the
   // queuing of the CreateImage task below.
   bool requires_sync_point = false;
   gfx::GpuMemoryBufferHandle handle =
       ShareGpuMemoryBufferToGpuThread(gpu_memory_buffer->GetHandle(),
                                       &requires_sync_point);
@@ skipping 235 matching lines @@
 
 #if defined(OS_ANDROID)
 scoped_refptr<gfx::SurfaceTexture>
 InProcessCommandBuffer::GetSurfaceTexture(uint32 stream_id) {
   DCHECK(stream_texture_manager_);
   return stream_texture_manager_->GetSurfaceTexture(stream_id);
 }
 #endif
 
 }  // namespace gpu