Move Singleton and related structs to namespace base

chrome/browser/ui/webui/chrome_web_ui_controller_factory.cc

 // Copyright (c) 2012 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/ui/webui/chrome_web_ui_controller_factory.h"
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 681 matching lines @@
 
       bitmap_result.pixel_size = candidate_sizes[selected_index];
     }
   }
 
   RunFaviconCallbackAsync(callback, favicon_bitmap_results);
 }
 
 // static
 ChromeWebUIControllerFactory* ChromeWebUIControllerFactory::GetInstance() {
-  return Singleton<ChromeWebUIControllerFactory>::get();
+  return base::Singleton<ChromeWebUIControllerFactory>::get();
 }
 
 ChromeWebUIControllerFactory::ChromeWebUIControllerFactory() {
 }
 
 ChromeWebUIControllerFactory::~ChromeWebUIControllerFactory() {
 }
 
 base::RefCountedMemory* ChromeWebUIControllerFactory::GetFaviconResourceBytes(
     const GURL& page_url, ui::ScaleFactor scale_factor) const {
@@ skipping 57 matching lines @@
 #endif
 
   // Android doesn't use the plugins pages.
   if (page_url.host() == chrome::kChromeUIPluginsHost)
     return PluginsUI::GetFaviconResourceBytes(scale_factor);
 
 #endif
 
   return NULL;
 }