Move all remaining appcache-related code to content namespace

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_
 
 #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"
 
-namespace appcache {
+namespace content {
 class AppCacheService;
 }
 
 namespace net {
 class URLRequest;
 }
 // Used to show an offline interstitial page when the network is not available.
 class OfflineResourceThrottle
     : public content::ResourceThrottle,
       public base::SupportsWeakPtr<OfflineResourceThrottle> {
  public:
   OfflineResourceThrottle(net::URLRequest* request,
-                          appcache::AppCacheService* appcache_service);
+                          content::AppCacheService* appcache_service);
   virtual ~OfflineResourceThrottle();
 
   // content::ResourceThrottle implementation:
   virtual void WillStartRequest(bool* defer) OVERRIDE;
   virtual const char* GetNameForLogging() const 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);
 
   net::URLRequest* request_;
   // Safe to keep a pointer around since AppCacheService outlives all requests.
-  appcache::AppCacheService* appcache_service_;
+  content::AppCacheService* appcache_service_;
   net::CancelableCompletionCallback appcache_completion_callback_;
 
   DISALLOW_COPY_AND_ASSIGN(OfflineResourceThrottle);
 };
 
 #endif  // CHROME_BROWSER_RENDERER_HOST_OFFLINE_RESOURCE_THROTTLE_H_