AssociatedURLLoader shouldn't derive from WebURLLoader

content/renderer/fetchers/multi_resolution_image_resource_fetcher.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 CONTENT_RENDERER_FETCHERS_MULTI_RESOLUTION_IMAGE_RESOURCE_FETCHER_H_
 #define CONTENT_RENDERER_FETCHERS_MULTI_RESOLUTION_IMAGE_RESOURCE_FETCHER_H_
 
 #include <memory>
 #include <string>
 #include <vector>
 
 #include "base/callback.h"
 #include "base/macros.h"
 #include "third_party/WebKit/public/platform/WebURLRequest.h"
 #include "url/gurl.h"
 
 class SkBitmap;
 
 namespace blink {
 class WebFrame;
 class WebURLResponse;
 enum class WebCachePolicy;
 }
 
 namespace content {
 
-class ResourceFetcher;
+class AssociatedResourceFetcher;
 
 // A resource fetcher that returns all (differently-sized) frames in
 // an image. Useful for favicons.
 class MultiResolutionImageResourceFetcher {
  public:
   typedef base::Callback<void(MultiResolutionImageResourceFetcher*,
                               const std::vector<SkBitmap>&)> Callback;
 
   MultiResolutionImageResourceFetcher(
       const GURL& image_url,
@@ skipping 24 matching lines @@
   // Unique identifier for the request.
   const int id_;
 
   // HTTP status code upon fetch completion.
   int http_status_code_;
 
   // URL of the image.
   const GURL image_url_;
 
   // Does the actual download.
-  std::unique_ptr<ResourceFetcher> fetcher_;
+  std::unique_ptr<AssociatedResourceFetcher> fetcher_;
 
   DISALLOW_COPY_AND_ASSIGN(MultiResolutionImageResourceFetcher);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_FETCHERS_MULTI_RESOLUTION_IMAGE_RESOURCE_FETCHER_H_