Remove stale include of cancelable_request.h.

chrome/browser/favicon/favicon_service.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_FAVICON_FAVICON_SERVICE_H_
 #define CHROME_BROWSER_FAVICON_FAVICON_SERVICE_H_
 
 #include <vector>
 
 #include "base/callback.h"
 #include "base/containers/hash_tables.h"
 #include "base/memory/ref_counted.h"
 #include "base/task/cancelable_task_tracker.h"
-#include "chrome/browser/common/cancelable_request.h"
 #include "chrome/common/favicon/favicon_types.h"
 #include "chrome/common/ref_counted_util.h"
 #include "components/keyed_service/core/keyed_service.h"
 #include "ui/base/layout.h"
 
 class GURL;
 class HistoryService;
 struct ImportedFaviconUsage;
 class Profile;
 
 namespace chrome {
 struct FaviconImageResult;
 }
 
 // The favicon service provides methods to access favicons. It calls the history
 // backend behind the scenes.
-//
-// This service is thread safe. Each request callback is invoked in the
-// thread that made the request.
-class FaviconService : public CancelableRequestProvider, public KeyedService {
+class FaviconService : public KeyedService {
  public:
   explicit FaviconService(Profile* profile);
 
   virtual ~FaviconService();
 
   // Auxiliary argument structure for requesting favicons for URLs.
   struct FaviconForURLParams {
     FaviconForURLParams(const GURL& page_url,
                         int icon_types,
                         int desired_size_in_dip)
@@ skipping 220 matching lines @@
   void RunFaviconRawCallbackWithBitmapResults(
       const FaviconRawCallback& callback,
       int desired_size_in_dip,
       ui::ScaleFactor desired_scale_factor,
       const std::vector<chrome::FaviconBitmapResult>& favicon_bitmap_results);
 
   DISALLOW_COPY_AND_ASSIGN(FaviconService);
 };
 
 #endif  // CHROME_BROWSER_FAVICON_FAVICON_SERVICE_H_