Move RefCountedMemory class to base namespace.

chrome/browser/ui/webui/chrome_url_data_manager_backend.h

Index: chrome/browser/ui/webui/chrome_url_data_manager_backend.h
===================================================================
--- chrome/browser/ui/webui/chrome_url_data_manager_backend.h	(revision 134496)
+++ chrome/browser/ui/webui/chrome_url_data_manager_backend.h	(working copy)
@@ -1,4 +1,4 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -17,9 +17,12 @@
 
 class ChromeURLDataManagerBackend;
 class GURL;
-class RefCountedMemory;
 class URLRequestChromeJob;
 
+namespace base {
+class RefCountedMemory;
+}
+
 namespace net {
 class URLRequest;
 class URLRequestJob;
@@ -44,7 +47,7 @@
   void AddDataSource(ChromeURLDataManager::DataSource* source);
 
   // DataSource invokes this. Sends the data to the URLRequest.
-  void DataAvailable(RequestID request_id, RefCountedMemory* bytes);
+  void DataAvailable(RequestID request_id, base::RefCountedMemory* bytes);
 
   static net::URLRequestJob* Factory(net::URLRequest* request,
                                      const std::string& scheme);