Revert "Pull chromium at 2c3ffb2355a27c32f45e508ef861416b820c823b"

gpu/PRESUBMIT.py

-# Copyright 2013 The Chromium Authors. All rights reserved.
+# Copyright (c) 2014 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.
 
-"""Top-level presubmit script for skia/
+"""Top-level presubmit script for gpu/.
 
 See http://dev.chromium.org/developers/how-tos/depottools/presubmit-scripts
 for more details about the presubmit API built into depot_tools.
 """
 
 def GetPreferredTryMasters(project, change):
   return {
-    'tryserver.blink': {
-      'linux_blink_rel': set(['defaulttests']),
-    },
+    'tryserver.chromium.gpu': {
+      'win_gpu': set(['defaulttests']),
+    }
   }