Allow chromedriver to install an extension and get all installed extension IDs.

chrome/test/functional/execute_javascript.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 sys
 import unittest
 
 import pyauto_functional
@@ skipping 19 matching lines @@
     self.NavigateToURL(self.GetFileURLForDataPath(
         'frame_dom_access', 'frame_dom_access.html'))
 
     v = self.GetDOMValue('document.getElementById("myinput").nodeName')
     self.assertEqual(v, 'INPUT')
 
   def testExecuteJavascriptInExtension(self):
     """Test we can inject JavaScript into an extension."""
     dir_path = os.path.abspath(
         os.path.join(self.DataDir(), 'extensions', 'js_injection_background'))
-    ext_id = self.InstallExtension(dir_path, False);
+    ext_id = self.InstallExtension(dir_path)
     self.assertTrue(ext_id, msg='Failed to install extension: %s.' % dir_path)
 
     # Verify extension is enabled.
     extension = self._GetExtensionInfoById(self.GetExtensionsInfo(), ext_id)
     self.assertTrue(extension['is_enabled'],
                     msg='Extension was disabled by default')
 
     # Get the background page's view.
     background_view = self.WaitUntilExtensionViewLoaded(
         view_type='EXTENSION_BACKGROUND_PAGE')
@@ skipping 13 matching lines @@
     v = self.ExecuteJavascriptInRenderView(
         'window.domAutomationController.send(int_var)', background_view)
     self.assertEqual(v, 42, msg='Incorrect value returned (v = %s).' % v)
     v = self.ExecuteJavascriptInRenderView(
         'window.domAutomationController.send(str_var)', background_view)
     self.assertEqual(v, 'foo', msg='Incorrect value returned (v = %s).' % v)
 
 
 if __name__ == '__main__':
   pyauto_functional.Main()