Add sanity test for chrome://workers

chrome/chrome_tests.gypi

 # Copyright (c) 2011 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',
@@ skipping 473 matching lines @@
         'browser/collected_cookies_uitest.cc',
         'browser/instant/instant_browsertest.cc',
         'browser/notifications/notifications_interactive_uitest.cc',
         'browser/ui/gtk/bookmarks/bookmark_bar_gtk_interactive_uitest.cc',
         'browser/ui/omnibox/omnibox_view_browsertest.cc',
         'browser/ui/views/bookmarks/bookmark_bar_view_test.cc',
         'browser/ui/views/button_dropdown_test.cc',
         'browser/ui/views/find_bar_host_interactive_uitest.cc',
         'browser/ui/views/tabs/tab_dragging_test.cc',
         'browser/ui/views/menu_item_view_test.cc',
+        'browser/ui/webui/workers_ui_browsertest.cc',
         'test/interactive_ui/fast_shutdown_interactive_uitest.cc',
         'test/interactive_ui/infobars_uitest.cc',
         'test/interactive_ui/keyboard_access_uitest.cc',
         'test/interactive_ui/mouseleave_interactive_uitest.cc',
         'test/interactive_ui/npapi_interactive_test.cc',
         'test/interactive_ui/view_event_test_base.cc',
         'test/interactive_ui/view_event_test_base.h',
         'test/out_of_proc_test_runner.cc',
         'test/unit/chrome_test_suite.h',
         '../content/browser/debugger/devtools_sanity_unittest.cc',
@@ skipping 3669 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'
 }