Remove getters for HTML5 related objects from the ResourceContext interface. Half of them weren't u…

chrome/browser/renderer_host/offline_resource_throttle.h

 // 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.
 
 #ifndef CHROME_BROWSER_RENDERER_HOST_OFFLINE_RESOURCE_THROTTLE_H_
 #define CHROME_BROWSER_RENDERER_HOST_OFFLINE_RESOURCE_THROTTLE_H_
 #pragma once
 
 #include <string>
 
 #include "base/memory/ref_counted.h"
 #include "base/memory/weak_ptr.h"
 #include "chrome/browser/chromeos/offline/offline_load_page.h"
 #include "content/public/browser/resource_throttle.h"
 #include "net/base/completion_callback.h"
 
 class ChromeAppCacheService;
 class ResourceDispatcherHost;
 
+namespace content {
+class ResourceContext;
+}
+
 namespace net {
 class URLRequest;
 }  // namespace net
 
 // Used to show an offline interstitial page when the network is not available.
 class OfflineResourceThrottle
     : public content::ResourceThrottle,
       public base::SupportsWeakPtr<OfflineResourceThrottle> {
  public:
   OfflineResourceThrottle(int render_process_id,
                           int render_view_id,
                           net::URLRequest* request,
-                          ChromeAppCacheService* appcache_service);
+                          content::ResourceContext* resource_context);
   virtual ~OfflineResourceThrottle();
 
   // content::ResourceThrottle implementation:
   virtual void WillStartRequest(bool* defer) OVERRIDE;
 
  private:
   // OfflineLoadPage callback.
   void OnBlockingPageComplete(bool proceed);
 
   // Erase the state associated with a deferred load request.
   void ClearRequestInfo();
   bool IsRemote(const GURL& url) const;
 
   // True if chrome should show the offline page.
   bool ShouldShowOfflinePage(const GURL& url) const;
 
   // A callback to tell if an appcache exists.
   void OnCanHandleOfflineComplete(int rv);
 
   int render_process_id_;
   int render_view_id_;
   net::URLRequest* request_;
-  ChromeAppCacheService* const appcache_service_;
+  // Safe to keep a pointer around since ResourceContext outlives all requests.
+  content::ResourceContext* resource_context_;
   net::CancelableCompletionCallback appcache_completion_callback_;
 
   DISALLOW_COPY_AND_ASSIGN(OfflineResourceThrottle);
 };
 
 #endif  // CHROME_BROWSER_RENDERER_HOST_OFFLINE_RESOURCE_THROTTLE_H_