Added more detailed result codes for CreateViewCommandBuffer.

content/renderer/render_thread_impl.cc

Index: content/renderer/render_thread_impl.cc
diff --git a/content/renderer/render_thread_impl.cc b/content/renderer/render_thread_impl.cc
index 6c4e7af10689e90feba5c56b03efec481a2609af..2666e22569efc3bcd3e2734e6b0c86c57610e0ac 100644
--- a/content/renderer/render_thread_impl.cc
+++ b/content/renderer/render_thread_impl.cc
@@ -1215,7 +1215,7 @@ scoped_ptr<base::SharedMemory> RenderThreadImpl::AllocateSharedMemory(
       HostAllocateSharedMemoryBuffer(size));
 }
 
-bool RenderThreadImpl::CreateViewCommandBuffer(
+CreateCommandBufferResult RenderThreadImpl::CreateViewCommandBuffer(
       int32 surface_id,
       const GPUCreateCommandBufferConfig& init_params,
       int32 route_id) {
@@ -1224,17 +1224,17 @@ bool RenderThreadImpl::CreateViewCommandBuffer(
                "surface_id",
                surface_id);
 
-  bool succeeded = false;
+  CreateCommandBufferResult result;
   IPC::Message* message = new GpuHostMsg_CreateViewCommandBuffer(
       surface_id,
       init_params,
       route_id,
-      &succeeded);
+      &result);
 
   // Allow calling this from the compositor thread.
   thread_safe_sender()->Send(message);
 
-  return succeeded;
+  return result;
 }
 
 void RenderThreadImpl::CreateImage(