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

chrome/browser/tab_contents/render_view_context_menu.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 <algorithm>
 #include <set>
 
 #include "chrome/browser/tab_contents/render_view_context_menu.h"
 
 #include "app/l10n_util.h"
@@ skipping 1228 matching lines @@
       }
       std::string original_lang =
           source_tab_contents_->language_state().original_language();
       std::string target_lang = g_browser_process->GetApplicationLocale();
       target_lang = TranslateManager::GetLanguageCode(target_lang);
       // Since the user decided to translate for that language and site, clears
       // any preferences for not translating them.
       TranslatePrefs prefs(profile_->GetPrefs());
       prefs.RemoveLanguageFromBlacklist(original_lang);
       prefs.RemoveSiteFromBlacklist(params_.page_url.HostNoBrackets());
-      Singleton<TranslateManager>::get()->TranslatePage(
+      TranslateManager::GetInstance()->TranslatePage(
           source_tab_contents_, original_lang, target_lang);
       break;
     }
 
     case IDC_CONTENT_CONTEXT_RELOADFRAME:
       source_tab_contents_->render_view_host()->ReloadFrame();
       break;
 
     case IDC_CONTENT_CONTEXT_VIEWFRAMESOURCE:
       OpenURL(GURL(chrome::kViewSourceScheme + std::string(":") +
@@ skipping 200 matching lines @@
       profile_->GetPrefs()->GetString(prefs::kAcceptLanguages),
       g_browser_process->clipboard());
 }
 
 void RenderViewContextMenu::MediaPlayerActionAt(
     const gfx::Point& location,
     const WebMediaPlayerAction& action) {
   source_tab_contents_->render_view_host()->MediaPlayerActionAt(
       location, action);
 }