Remove SWIGged use of BrowserProxy and TabProxy from PyAuto tests.

chrome/test/functional/special_tabs.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 pyauto_functional  # Must be imported before pyauto
 import pyauto
@@ skipping 164 matching lines @@
 
   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://futtta.be/html5/offline.php')
     # Wait for page to load and display sucess or fail message.
     self.WaitUntil(
         lambda: self.GetDOMValue('document.getElementById("status").innerHTML'),
                                  expect_retval='cached')
-    self.GetBrowserWindow(0).GetTab(0).GoBack()
+    self.TabGoBack()
     test_utils.StringContentCheck(
         self, self.GetTabContents(),
         ['Manifest',
          'http://futtta.be/html5/manifest.php'],
         [])
 
   def _VerifyAboutDNS(self):
     """Confirm about:dns contains expected content related to DNS info.
        Also confirms that prefetching DNS records propogate."""
     # Navigate to a page to activate DNS prefetching.
     self.NavigateToURL('http://www.google.com')
-    self.GetBrowserWindow(0).GetTab(0).GoBack()
+    self.TabGoBack()
     test_utils.StringContentCheck(self, self.GetTabContents(),
                                   ['Host name', 'How long ago', 'Motivation'],
                                   [])
 
   def _GetPlatformSpecialURLTabs(self):
     tabs = self.special_url_tabs.copy()
     broken_tabs = self.broken_special_url_tabs.copy()
     if self.IsChromeOS():
       tabs.update(self.chromeos_special_url_tabs)
       broken_tabs.update(self.broken_chromeos_special_url_tabs)
@@ skipping 109 matching lines @@
     """Test special tabs created by accelerators."""
     for accel, title in self.GetSpecialAcceleratorTabs().iteritems():
       self.RunCommand(accel)
       self.assertTrue(self.WaitUntil(
             self.GetActiveTabTitle, expect_retval=title),
           msg='Expected "%s", got "%s"' % (title, self.GetActiveTabTitle()))
 
 
 if __name__ == '__main__':
   pyauto_functional.Main()