cc: Trigger GPU rasterization based on a per-layer hint

content/test/gpu/gpu_tests/gpu_rasterization.py

 # Copyright 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.
 
 import optparse
 import cloud_storage_test_base
 
 test_harness_script = r"""
   var domAutomationController = {};
   domAutomationController._succeeded = false;
@@ skipping 15 matching lines @@
   return tab.EvaluateJavaScript('domAutomationController._succeeded')
 
 class GpuRasterizationValidator(cloud_storage_test_base.ValidatorBase):
   def __init__(self):
     super(GpuRasterizationValidator, self).__init__('ValidatePage')
 
   def CustomizeBrowserOptions(self, options):
     options.AppendExtraBrowserArgs(['--force-compositing-mode',
                                     '--enable-threaded-compositing',
                                     '--enable-impl-side-painting',
-                                    '--enable-gpu-rasterization',
+                                    '--enable-universal-gpu-rasterization',
                                     '--enable-gpu-benchmarking'])
 
   def ValidatePage(self, page, tab, results):
     if not _DidTestSucceed(tab):
       raise page_test.Failure('Page indicated a failure')
 
     if not tab.screenshot_supported:
       raise page_test.Failure('Browser does not support screenshot capture')
 
     screenshot = tab.Screenshot()
@@ skipping 24 matching lines @@
   def AddTestCommandLineOptions(parser):
     group = optparse.OptionGroup(parser, 'GpuRasterization test options')
     cloud_storage_test_base.TestBase._AddTestCommandLineOptions(parser, group)
     parser.add_option_group(group)
 
   def CreatePageSet(self, options):
     page_set = super(GpuRasterization, self).CreatePageSet(options)
     for page in page_set.pages:
       page.script_to_evaluate_on_commit = test_harness_script
     return page_set