Add a scoper object for URLFetcher::Factory

chrome/common/net/gaia/gaia_auth_fetcher_unittest.h

 // Copyright (c) 2011 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.
 //
 // A collection of classes that are useful when testing things that use a
 // GaiaAuthFetcher.
 
 #ifndef CHROME_COMMON_NET_GAIA_GAIA_AUTH_FETCHER_UNITTEST_H_
 #define CHROME_COMMON_NET_GAIA_GAIA_AUTH_FETCHER_UNITTEST_H_
 #pragma once
 
 #include <string>
 
 #include "chrome/common/net/gaia/gaia_auth_fetcher.h"
 #include "chrome/common/net/http_return.h"
 #include "content/common/url_fetcher.h"
+#include "content/test/test_url_fetcher_factory.h"
 #include "net/url_request/url_request_status.h"
 
 // Responds as though ClientLogin returned from the server.
 class MockFetcher : public URLFetcher {
  public:
   MockFetcher(bool success,
               const GURL& url,
               const std::string& results,
               URLFetcher::RequestType request_type,
               URLFetcher::Delegate* d);
 
   virtual ~MockFetcher();
 
   virtual void Start();
 
  private:
   bool success_;
   GURL url_;
   std::string results_;
   DISALLOW_COPY_AND_ASSIGN(MockFetcher);
 };
 
 template<typename T>
-class MockFactory : public URLFetcher::Factory {
+class MockFactory : public URLFetcher::Factory,
+                    public ScopedURLFetcherFactory {
  public:
   MockFactory()
-      : success_(true) {}
+      : ScopedURLFetcherFactory(ALLOW_THIS_IN_INITIALIZER_LIST(this)),
+        success_(true) {
+  }
   ~MockFactory() {}
   URLFetcher* CreateURLFetcher(int id,
                                const GURL& url,
                                URLFetcher::RequestType request_type,
                                URLFetcher::Delegate* d) {
     return new T(success_, url, results_, request_type, d);
   }
   void set_success(bool success) {
     success_ = success;
   }
   void set_results(const std::string& results) {
     results_ = results;
   }
  private:
   bool success_;
   std::string results_;
   DISALLOW_COPY_AND_ASSIGN(MockFactory);
 };
 
 #endif  // CHROME_COMMON_NET_GAIA_GAIA_AUTH_FETCHER_UNITTEST_H_