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

chrome/browser/dom_ui/new_tab_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 "build/build_config.h"
 
 #include "chrome/browser/dom_ui/new_tab_ui.h"
 
 #include <set>
 
@@ skipping 377 matching lines @@
 
   // Initializing the CSS and HTML can require some CPU, so do it after
   // we've hooked up the most visited handler.  This allows the DB query
   // for the new tab thumbs to happen earlier.
   InitializeCSSCaches();
   NewTabHTMLSource* html_source =
       new NewTabHTMLSource(GetProfile()->GetOriginalProfile());
   BrowserThread::PostTask(
       BrowserThread::IO, FROM_HERE,
       NewRunnableMethod(
-          Singleton<ChromeURLDataManager>::get(),
+          ChromeURLDataManager::GetInstance(),
           &ChromeURLDataManager::AddDataSource,
           make_scoped_refptr(html_source)));
 
   // Listen for theme installation.
   registrar_.Add(this, NotificationType::BROWSER_THEME_CHANGED,
                  NotificationService::AllSources());
   // Listen for bookmark bar visibility changes.
   registrar_.Add(this, NotificationType::BOOKMARK_BAR_VISIBILITY_PREF_CHANGED,
                  NotificationService::AllSources());
 }
@@ skipping 26 matching lines @@
     else
       CallJavascriptFunction(L"bookmarkBarDetached");
   }
 }
 
 void NewTabUI::InitializeCSSCaches() {
   DOMUIThemeSource* theme = new DOMUIThemeSource(GetProfile());
   BrowserThread::PostTask(
       BrowserThread::IO, FROM_HERE,
       NewRunnableMethod(
-          Singleton<ChromeURLDataManager>::get(),
+          ChromeURLDataManager::GetInstance(),
           &ChromeURLDataManager::AddDataSource,
           make_scoped_refptr(theme)));
 }
 
 // static
 void NewTabUI::RegisterUserPrefs(PrefService* prefs) {
   prefs->RegisterIntegerPref(prefs::kNTPPrefVersion, 0);
 
   MostVisitedHandler::RegisterUserPrefs(prefs);
   ShownSectionsHandler::RegisterUserPrefs(prefs);
@@ skipping 160 matching lines @@
 
   scoped_refptr<RefCountedBytes> html_bytes(
       profile_->GetNTPResourceCache()->GetNewTabHTML(is_off_the_record));
 
   SendResponse(request_id, html_bytes);
 }
 
 std::string NewTabUI::NewTabHTMLSource::GetMimeType(const std::string&) const {
   return "text/html";
 }