Add placeholder chrome://media-internals page.

chrome/test/functional/special_tabs.py

 #!/usr/bin/python
 # 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.
 
 import os
 
 import pyauto_functional  # Must be imported before pyauto
 import pyauto
 import test_utils
@@ skipping 16 matching lines @@
     'about:dns': 'About DNS',
     'about:histograms': 'About Histograms',
     'about:plugins': 'Plug-ins',
     'about:sync': 'Sync Internals',
     'about:sync-internals': 'Sync Internals',
     'about:version': 'About Version',
     'chrome://about': 'Chrome URLs',
     'chrome://downloads': 'Downloads',
     'chrome://extensions': 'Extensions',
     'chrome://history': 'History',
+    'chrome://media-internals': 'Media Internals',
     'chrome://newtab': 'New Tab',
     'chrome://sync-internals': 'Sync Internals',
   }
 
   def _VerifyAppCacheInternals(self):
     """Confirm about:appcache-internals contains expected content for Caches.
        Also confirms that the about page populates Application Caches."""
     # Navigate to html page to activate DNS prefetching.
     self.NavigateToURL('http://static.webvm.net/appcache-test/simple.html')
     # Wait for page to load and display sucess or fail message.
@@ skipping 37 matching lines @@
   def testSpecialAcceratorTabs(self):
     """Test special tabs created by acclerators like IDC_SHOW_HISTORY,
        IDC_SHOW_DOWNLOADS."""
     for accel, title in self.special_accelerator_tabs.iteritems():
       self.RunCommand(accel)
       self.assertEqual(title, self.GetActiveTabTitle())
 
 
 if __name__ == '__main__':
   pyauto_functional.Main()