screenshot disabling policy tests

chrome/chrome_tests.gypi

 # Copyright (c) 2012 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.
 {
   'variables' : {
     'pyautolib_sources': [
       'app/chrome_command_ids.h',
       'app/chrome_dll_resource.h',
       'common/automation_constants.h',
       'common/pref_names.cc',
       'common/pref_names.h',
       'test/automation/browser_proxy.cc',
       'test/automation/browser_proxy.h',
       'test/automation/tab_proxy.cc',
       'test/automation/tab_proxy.h',
+      '../ash/accelerators/accelerator_action.h',
       '../content/public/common/page_type.h',
       '../content/public/common/security_style.h',
       # Must come before cert_status_flags.h
       '../net/base/net_export.h',
       '../net/base/cert_status_flags.h',
     ],
     'conditions': [
       ['asan==1', {
         'pyautolib_sources': [
           'test/pyautolib/asan_stub.c',
@@ skipping 4644 matching lines @@
               # Use outputs of this action as inputs for the main target build.
               # Seems as a misnomer but makes this happy on Linux (scons).
               'process_outputs_as_sources': 1,
             },
           ],  # 'actions'
         },
       ]
     }],  # 'coverage!=0'
   ],  # 'conditions'
 }