Remove SWIGged use of BrowserProxy and TabProxy from PyAuto tests.

chrome/test/functional/indexeddb.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 pyauto_functional
 import pyauto
 import test_utils
 
 
@@ skipping 83 matching lines @@
     self._WaitForAndAssertResult('setVersion(1) complete')
 
     # Start on a different URL to force a new renderer process.
     self.AppendTab(pyauto.GURL('about:blank'))
     self.NavigateToURL(url + '#tab2')
     self._WaitForAndAssertResult('setVersion(2) blocked', tab_index=1)
     self._ClearResult(tab_index=1)
 
     self.KillRendererProcess(pid)
     self.assertEqual(self.GetTabCount(), 2)
-    self.GetBrowserWindow(0).GetTab(0).Close(True)
+    self.CloseTab()
 
     self._WaitForAndAssertResult('setVersion(2) complete')
 
 
 if __name__ == '__main__':
   pyauto_functional.Main()