Merge 283085 "Added more detailed result codes for CreateViewCom..."

content/browser/gpu/gpu_process_host.cc

Index: content/browser/gpu/gpu_process_host.cc
===================================================================
--- content/browser/gpu/gpu_process_host.cc	(revision 287582)
+++ content/browser/gpu/gpu_process_host.cc	(working copy)
@@ -644,7 +644,9 @@
     surface_refs_.insert(std::make_pair(surface_id,
         GpuSurfaceTracker::GetInstance()->GetSurfaceRefForSurface(surface_id)));
   } else {
-    callback.Run(false);
+    // Could distinguish here between compositing_surface being NULL
+    // and Send failing, if desired.
+    callback.Run(CREATE_COMMAND_BUFFER_FAILED_AND_CHANNEL_LOST);
   }
 }
 
@@ -743,7 +745,7 @@
                GpuDataManagerImpl::GetInstance()->GetGPUInfo());
 }
 
-void GpuProcessHost::OnCommandBufferCreated(bool succeeded) {
+void GpuProcessHost::OnCommandBufferCreated(CreateCommandBufferResult result) {
   TRACE_EVENT0("gpu", "GpuProcessHost::OnCommandBufferCreated");
 
   if (create_command_buffer_requests_.empty())
@@ -752,7 +754,7 @@
   CreateCommandBufferCallback callback =
       create_command_buffer_requests_.front();
   create_command_buffer_requests_.pop();
-  callback.Run(succeeded);
+  callback.Run(result);
 }
 
 void GpuProcessHost::OnDestroyCommandBuffer(int32 surface_id) {
@@ -1054,7 +1056,7 @@
     CreateCommandBufferCallback callback =
         create_command_buffer_requests_.front();
     create_command_buffer_requests_.pop();
-    callback.Run(false);
+    callback.Run(CREATE_COMMAND_BUFFER_FAILED_AND_CHANNEL_LOST);
   }
 }