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

chrome/browser/printing/cloud_print/cloud_print_setup_flow.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/printing/cloud_print/cloud_print_setup_flow.h"
 
 #include "app/gfx/font_util.h"
 #include "base/json/json_writer.h"
 #include "base/singleton.h"
 #include "base/string_util.h"
@@ skipping 84 matching lines @@
                                          bool setup_done)
     : dom_ui_(NULL),
       dialog_start_args_(args),
       setup_done_(setup_done),
       process_control_(NULL),
       delegate_(delegate) {
   // TODO(hclam): The data source should be added once.
   profile_ = profile;
   BrowserThread::PostTask(
       BrowserThread::IO, FROM_HERE,
-      NewRunnableMethod(Singleton<ChromeURLDataManager>::get(),
+      NewRunnableMethod(ChromeURLDataManager::GetInstance(),
                         &ChromeURLDataManager::AddDataSource,
                         make_scoped_refptr(new CloudPrintSetupSource())));
 }
 
 CloudPrintSetupFlow::~CloudPrintSetupFlow() {
 }
 
 void CloudPrintSetupFlow::Focus() {
   // TODO(pranavk): implement this method.
   NOTIMPLEMENTED();
@@ skipping 177 matching lines @@
 }
 
 void CloudPrintSetupFlow::ExecuteJavascriptInIFrame(
     const std::wstring& iframe_xpath,
     const std::wstring& js) {
   if (dom_ui_) {
     RenderViewHost* rvh = dom_ui_->tab_contents()->render_view_host();
     rvh->ExecuteJavascriptInWebFrame(iframe_xpath, js);
   }
 }