Revert 71485 - Remove wstring from TemplateURL and friends....

chrome/browser/search_engines/template_url_model_test_util.h

Index: chrome/browser/search_engines/template_url_model_test_util.h
===================================================================
--- chrome/browser/search_engines/template_url_model_test_util.h	(revision 71499)
+++ chrome/browser/search_engines/template_url_model_test_util.h	(working copy)
@@ -1,4 +1,4 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -12,7 +12,6 @@
 #include "base/message_loop.h"
 #include "base/ref_counted.h"
 #include "base/scoped_ptr.h"
-#include "base/string16.h"
 #include "chrome/browser/browser_thread.h"
 #include "chrome/browser/search_engines/template_url_model_observer.h"
 
@@ -71,7 +70,7 @@
 
   // Returns the search term from the last invocation of
   // TemplateURLModel::SetKeywordSearchTermsForURL and clears the search term.
-  string16 GetAndClearSearchTerm();
+  std::wstring GetAndClearSearchTerm();
 
   // Set the google base url.
   void SetGoogleBaseURL(const std::string& base_url) const;