Remove SWIGged use of BrowserProxy and TabProxy from PyAuto tests.

chrome/test/functional/instant.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 cgi
 import os
 
 import pyauto_functional  # Must be imported before pyauto
 import pyauto
@@ skipping 149 matching lines @@
     """Test that instant preview is dismissed by find-in-page."""
     self._BringUpInstant()
     self.OpenFindInPage()
     self.assertEqual(self.GetActiveTabTitle(), 'New Tab')
 
   def testNTPCanDismissInstant(self):
     """Test that instant preview is dismissed by adding new tab page."""
     self.NavigateToURL('about:blank');
     self._BringUpInstant()
     self.AppendTab(pyauto.GURL('chrome://newtab'))
-    self.GetBrowserWindow(0).GetTab(1).Close(True)
+    self.CloseTab(tab_index=1)
     self.assertEqual(self.GetActiveTabTitle(), 'about:blank')
 
   def testExtnPageCanDismissInstant(self):
     """Test that instant preview is dismissed by extension page."""
     self._BringUpInstant()
     self.AppendTab(pyauto.GURL('chrome://extensions'))
-    self.GetBrowserWindow(0).GetTab(1).Close(True)
+    self.CloseTab(tab_index=1)
     self.assertEqual(self.GetActiveTabTitle(), 'New Tab')
 
   def testNewWindowCanDismissInstant(self):
     """Test that instant preview is dismissed by New Window."""
     self._BringUpInstant()
     self.OpenNewBrowserWindow(True)
     self.CloseBrowserWindow(1)
     self.assertEqual(self.GetActiveTabTitle(), 'New Tab')
 
   def testPreFetchInstantURLNotInHistory(self):
@@ skipping 21 matching lines @@
     self._AssertInstantDoesNotDownloadFile(os.path.join('zip', 'test.zip'))
 
   def testInstantDoesNotDownloadPDFFile(self):
     """Test that instant does not download PDF file."""
     self._AssertInstantDoesNotDownloadFile(os.path.join('printing',
                                            'cloud_print_unittest.pdf'))
 
 
 if __name__ == '__main__':
   pyauto_functional.Main()