Add pyauto tests for the New Tab page.

chrome/test/pyautolib/pyautolib.i

 // Copyright (c) 2010 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.
 //
 // Swig Interface for PyAuto.
 // PyAuto makes the Automation Proxy interface available in Python
 //
 // Running swig as:
 //   swig -python -c++ chrome/test/pyautolib/pyautolib.i
 // would generate pyautolib.py, pyautolib_wrap.cxx
@@ skipping 284 matching lines @@
   void OpenFindInPage(int window_index=0);
 
   %feature("docstring", "Determine if the find box is visible in the "
            "given or first browser window.") IsFindInPageVisible;
   bool IsFindInPageVisible(int window_index=0);
 
   // Tabs and windows methods
   %feature("docstring", "Open a new browser window.") OpenNewBrowserWindow;
   bool OpenNewBrowserWindow(bool show);
 
+  %feature("docstring", "Close a browser window.") CloseBrowserWindow;
+  bool CloseBrowserWindow(int window_index);
+
   %feature("docstring", "Fetch the number of browser windows. Includes popups.")
       GetBrowserWindowCount;
   int GetBrowserWindowCount();
 
   %feature("docstring", "Get the index of the active tab in the given or "
            "first window. Indexes are zero-based.") GetActiveTabIndex;
   int GetActiveTabIndex(int window_index=0);
   %feature("docstring", "Activate the tab at the given zero-based index in "
            "the given or first window. Returns True on success.") ActivateTab;
   bool ActivateTab(int tab_index, int window_index=0);
@@ skipping 63 matching lines @@
                            int window_index=0,
                            int tab_index=0,
                            const std::wstring& frame_xpath="");
 
   %feature("docstring", "Resets to the default theme. "
            "Returns true on success.") ResetToDefaultTheme;
   bool ResetToDefaultTheme();
 
 };