content: Improve thread priority for raster threads.

chrome/browser/chromeos/login/chrome_restart_request.cc

 // Copyright 2013 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 "chrome/browser/chromeos/login/chrome_restart_request.h"
 
 #include <vector>
 
 #include "ash/ash_switches.h"
 #include "base/base_switches.h"
@@ skipping 138 matching lines @@
     ::switches::kTopChromeMD,
 #endif
     ::switches::kTraceToConsole,
     ::switches::kUIDisableCompositorAnimationTimelines,
     ::switches::kUIDisablePartialSwap,
     ::switches::kUIPrioritizeInGpuProcess,
 #if defined(USE_CRAS)
     ::switches::kUseCras,
 #endif
     ::switches::kUseGL,
-    ::switches::kUseNormalPriorityForTileTaskWorkerThreads,
     ::switches::kUserDataDir,
     ::switches::kV,
     ::switches::kVModule,
     ::switches::kEnableWebGLDraftExtensions,
     ::switches::kEnableWebGLImageChromium,
     ::switches::kEnableWebVR,
 #if defined(ENABLE_WEBRTC)
     ::switches::kDisableWebRtcHWDecoding,
     ::switches::kDisableWebRtcHWEncoding,
     ::switches::kEnableWebRtcHWH264Encoding,
@@ skipping 185 matching lines @@
     // Relaunch chrome without session manager on dev box.
     ReLaunch(command_line);
     return;
   }
 
   // ChromeRestartRequest deletes itself after request sent to session manager.
   (new ChromeRestartRequest(command_line.argv()))->Start();
 }
 
 }  // namespace chromeos