Added more detailed result codes for CreateViewCommandBuffer.

content/common/gpu/gpu_channel.h

 // 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.
 
 #ifndef CONTENT_COMMON_GPU_GPU_CHANNEL_H_
 #define CONTENT_COMMON_GPU_GPU_CHANNEL_H_
 
 #include <deque>
 #include <string>
 
 #include "base/id_map.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/scoped_vector.h"
 #include "base/memory/weak_ptr.h"
 #include "base/process/process.h"
 #include "build/build_config.h"
 #include "content/common/gpu/gpu_command_buffer_stub.h"
 #include "content/common/gpu/gpu_memory_manager.h"
+#include "content/common/gpu/gpu_result_codes.h"
 #include "content/common/message_router.h"
 #include "ipc/ipc_sync_channel.h"
 #include "ui/gfx/native_widget_types.h"
 #include "ui/gfx/size.h"
 #include "ui/gl/gl_share_group.h"
 #include "ui/gl/gpu_preference.h"
 
 struct GPUCreateCommandBufferConfig;
 
 namespace base {
@@ skipping 71 matching lines @@
   // state to the scheduled state, which potentially means the channel
   // transitions from the unscheduled to the scheduled state. When this occurs
   // deferred IPC messaged are handled.
   void OnScheduled();
 
   // This is called when a command buffer transitions between scheduled and
   // descheduled states. When any stub is descheduled, we stop preempting
   // other channels.
   void StubSchedulingChanged(bool scheduled);
 
-  bool CreateViewCommandBuffer(
+  CreateCommandBufferResult CreateViewCommandBuffer(
       const gfx::GLSurfaceHandle& window,
       int32 surface_id,
       const GPUCreateCommandBufferConfig& init_params,
       int32 route_id);
 
   void CreateImage(
       gfx::PluginWindowHandle window,
       int32 image_id,
       gfx::Size* size);
   void DeleteImage(int32 image_id);
@@ skipping 107 matching lines @@
   size_t num_stubs_descheduled_;
 
   bool allow_future_sync_points_;
 
   DISALLOW_COPY_AND_ASSIGN(GpuChannel);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_COMMON_GPU_GPU_CHANNEL_H_