Aura: Don't create GL context for CreateSharedSurfaceHandle()

ui/gfx/native_widget_types.h

Index: ui/gfx/native_widget_types.h
diff --git a/ui/gfx/native_widget_types.h b/ui/gfx/native_widget_types.h
index bd14ed50f77fc62ec9f1fc96a06fa52f2076818a..d6c3fcb387e51b3c818cf6ad549defa54af77aae 100644
--- a/ui/gfx/native_widget_types.h
+++ b/ui/gfx/native_widget_types.h
@@ -278,13 +278,11 @@ struct GLSurfaceHandle {
   GLSurfaceHandle()
       : handle(kNullPluginWindow),
         transport_type(EMPTY),
-        parent_gpu_process_id(0),
         parent_client_id(0) {
   }
   GLSurfaceHandle(PluginWindowHandle handle_, SurfaceType transport_)
       : handle(handle_),
         transport_type(transport_),
-        parent_gpu_process_id(0),
         parent_client_id(0) {
     DCHECK(!is_null() || handle == kNullPluginWindow);
     DCHECK(transport_type != TEXTURE_TRANSPORT ||
@@ -297,7 +295,6 @@ struct GLSurfaceHandle {
   }
   PluginWindowHandle handle;
   SurfaceType transport_type;
-  int parent_gpu_process_id;
   uint32 parent_client_id;
 };