Add a new GetInstance() method for singleton classes used in chrome/browser files.

chrome/browser/dom_ui/conflicts_ui.cc

 // 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.
 
 #include "chrome/browser/dom_ui/conflicts_ui.h"
 
 #if defined(OS_WIN)
 
 #include <string>
 
@@ skipping 186 matching lines @@
   UserMetrics::RecordAction(
       UserMetricsAction("ViewAboutConflicts"), contents->profile());
 
   AddMessageHandler((new ConflictsDOMHandler())->Attach(this));
 
   ConflictsUIHTMLSource* html_source = new ConflictsUIHTMLSource();
 
   // Set up the about:conflicts source.
   BrowserThread::PostTask(
       BrowserThread::IO, FROM_HERE,
-      NewRunnableMethod(Singleton<ChromeURLDataManager>::get(),
-          &ChromeURLDataManager::AddDataSource,
-          make_scoped_refptr(html_source)));
+      NewRunnableMethod(ChromeURLDataManager::GetInstance(),
+                        &ChromeURLDataManager::AddDataSource,
+                        make_scoped_refptr(html_source)));
 }
 
 // static
 RefCountedMemory* ConflictsUI::GetFaviconResourceBytes() {
   return ResourceBundle::GetSharedInstance().
       LoadDataResourceBytes(IDR_CONFLICT_FAVICON);
 }
 
 #endif