| // Copyright 2017 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 "ui/gl/gl_switches_util.h" | 
 |  | 
 | #include "base/command_line.h" | 
 | #include "base/macros.h" | 
 | #include "build/build_config.h" | 
 | #include "ui/gl/gl_switches.h" | 
 |  | 
 | namespace gl { | 
 |  | 
 | bool IsPresentationCallbackEnabled() { | 
 | // TODO(peng): always enable once 776877 is fixed. | 
 | #if defined(OS_CHROMEOS) | 
 |   return true; | 
 | #else | 
 |   return base::CommandLine::ForCurrentProcess()->HasSwitch( | 
 |       switches::kEnablePresentationCallback); | 
 | #endif | 
 | } | 
 |  | 
 | }  // namespace gl |