Add support for HTTP range requests in the AppCacheURLLoaderImpl class.

content/browser/appcache/appcache_url_loader_job.h

 // Copyright (c) 2017 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 CONTENT_BROWSER_APPCACHE_APPCACHE_URL_LOADER_JOB_H_
 #define CONTENT_BROWSER_APPCACHE_APPCACHE_URL_LOADER_JOB_H_
 
 #include "base/logging.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/weak_ptr.h"
@@ skipping 73 matching lines @@
   void OnResponseBodyStreamReady(MojoResult result);
 
   // Notifies the client about request completion.
   void NotifyCompleted(int error_code);
 
   // The current request.
   ResourceRequest request_;
 
   base::WeakPtr<AppCacheStorage> storage_;
 
-  // The response details.
-  scoped_refptr<AppCacheResponseInfo> info_;
-
-  // Used to read the cache.
-  std::unique_ptr<AppCacheResponseReader> reader_;
-
   // Time when the request started.
   base::TimeTicks start_time_tick_;
 
   // The AppCache manifest URL.
   GURL manifest_url_;
 
   // The AppCache id.
   int64_t cache_id_;
 
   AppCacheEntry entry_;
@@ skipping 21 matching lines @@
   // The Callback to be invoked in the network service land to indicate if
   // the request can be serviced via the AppCache.
   LoaderCallback loader_callback_;
 
   DISALLOW_COPY_AND_ASSIGN(AppCacheURLLoaderJob);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_APPCACHE_APPCACHE_URL_LOADER_JOB_H_