Implement delete methods for the various CannedBrowsingDataHelpers.

chrome/browser/browsing_data/browsing_data_cookie_helper.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_BROWSING_DATA_BROWSING_DATA_COOKIE_HELPER_H_
 #define CHROME_BROWSER_BROWSING_DATA_BROWSING_DATA_COOKIE_HELPER_H_
 
 #include <map>
 #include <string>
 
@@ skipping 114 matching lines @@
 
   // Clears the list of canned cookies.
   void Reset();
 
   // True if no cookie are currently stored.
   bool empty() const;
 
   // BrowsingDataCookieHelper methods.
   virtual void StartFetching(
       const net::CookieMonster::GetCookieListCallback& callback) OVERRIDE;
+  virtual void DeleteCookie(const net::CanonicalCookie& cookie) OVERRIDE;
 
   // Returns the number of stored cookies.
   size_t GetCookieCount() const;
 
   // Returns the map that contains the cookie lists for all frame urls.
   const OriginCookieListMap& origin_cookie_list_map() {
     return origin_cookie_list_map_;
   }
 
  private:
@@ skipping 12 matching lines @@
   void AddCookie(const GURL& frame_url,
                  const net::CanonicalCookie& cookie);
 
   // Map that contains the cookie lists for all frame origins.
   OriginCookieListMap origin_cookie_list_map_;
 
   DISALLOW_COPY_AND_ASSIGN(CannedBrowsingDataCookieHelper);
 };
 
 #endif  // CHROME_BROWSER_BROWSING_DATA_BROWSING_DATA_COOKIE_HELPER_H_