Schetch changes required to support URLFetcher saving response to a file

chrome/browser/extensions/extension_updater.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.
 
 #ifndef CHROME_BROWSER_EXTENSIONS_EXTENSION_UPDATER_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_UPDATER_H_
 #pragma once
 
 #include <deque>
 #include <map>
@@ skipping 218 matching lines @@
 
   static const char* kBlacklistAppID;
 
   // Does common work from constructors.
   void Init();
 
   // Computes when to schedule the first update check.
   base::TimeDelta DetermineFirstCheckDelay();
 
   // URLFetcher::Delegate interface.
-  virtual void OnURLFetchComplete(const URLFetcher* source,
-                                  const GURL& url,
-                                  const net::URLRequestStatus& status,
-                                  int response_code,
-                                  const ResponseCookies& cookies,
-                                  const std::string& data);
+  virtual void OnURLFetchComplete(
+      const URLFetcher* source,
+      const GURL& url,
+      const net::URLRequestStatus& status,
+      int response_code,
+      const ResponseCookies& cookies,
+      const std::string& data);
+
+  virtual void OnURLFetchCompleteNew(
+      const URLFetcher* source,
+      const GURL& url,
+      const net::URLRequestStatus& status,
+      int response_code,
+      const ResponseCookies& cookies,
+      const URLFetcher::ResponseBodyContainerInterface& response_body);
+
+  virtual URLFetcher::ResponseBodyContainerInterface*
+      CreateResponseBodyContainer();
 
   // These do the actual work when a URL fetch completes.
   virtual void OnManifestFetchComplete(const GURL& url,
                                        const net::URLRequestStatus& status,
                                        int response_code,
                                        const std::string& data);
   virtual void OnCRXFetchComplete(const GURL& url,
                                   const net::URLRequestStatus& status,
                                   int response_code,
                                   const std::string& data);
@@ skipping 100 matching lines @@
   // The ids of extensions that have in-progress update checks.
   std::set<std::string> in_progress_ids_;
 
   FRIEND_TEST(ExtensionUpdaterTest, TestStartUpdateCheckMemory);
   FRIEND_TEST(ExtensionUpdaterTest, TestAfterStopBehavior);
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionUpdater);
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_UPDATER_H_