Move RefCountedMemory class to base namespace.

chrome/browser/ui/webui/history_ui.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/history_ui.h"
 
 #include <set>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 466 matching lines @@
   ChromeURLDataManager::AddDataSource(profile, html_source);
 }
 
 // static
 const GURL HistoryUI::GetHistoryURLWithSearchText(const string16& text) {
   return GURL(std::string(chrome::kChromeUIHistoryURL) + "#q=" +
               net::EscapeQueryParamValue(UTF16ToUTF8(text), true));
 }
 
 // static
-RefCountedMemory* HistoryUI::GetFaviconResourceBytes() {
+base::RefCountedMemory* HistoryUI::GetFaviconResourceBytes() {
   return ResourceBundle::GetSharedInstance().
       LoadDataResourceBytes(IDR_HISTORY_FAVICON);
 }