Change test .html page to new pointer lock API.

chrome/test/functional/fullscreen_mouselock.py

 #!/usr/bin/env python
 # 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.
 
 import logging
 import os
 import re
 import shutil
 import time
@@ skipping 321 matching lines @@
 
     This test uses javascript to initiate exit of tab fullscreen after mouse
     lock success callback.
     """
     self._LaunchFSAndExpectPrompt()
     self._driver.set_script_timeout(2)
     lock_result = self._driver.execute_script('lockMouse1AndSetLockResult()')
     self.assertTrue(
         self.WaitUntil(lambda: self.IsMouseLockPermissionRequested()))
     self.AcceptCurrentFullscreenOrMouseLockRequest()
+    self.assertTrue(self.WaitUntil(self.IsMouseLocked))
     # Waits until lock_result gets 'success' or 'failure'.
     lock_result = self._driver.execute_script('return lock_result')
     self.assertEqual(
         lock_result, 'success', msg='Mouse is not locked.')
     self._driver.execute_script('document.webkitCancelFullScreen()')
     self.assertTrue(self.WaitUntil(lambda: not self.IsFullscreenForTab()),
                     msg='Tab is still in fullscreen.')
     self.assertTrue(self.WaitUntil(lambda: not self.IsMouseLocked()),
                     msg='Mouse is still locked after exiting fullscreen.')
 
@@ skipping 256 matching lines @@
     self.assertTrue(self.WaitUntil(self.IsFullscreenForTab))
     self._EnableMouseLockMode()
     raw_input(
         '1. Move the mouse, see movement data being received by the page.\
         2. Press ESC key.\
         3. Lock the mouse without going fullscreen. Click lockMouse1() button.\
         Verify: The mouse movement events should work immediately.')
 
 if __name__ == '__main__':
   pyauto_functional.Main()