Add the client for accessing Subresource Filter only list.

chrome/browser/safe_browsing/safe_browsing_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.
 //
 // The Safe Browsing service is responsible for downloading anti-phishing and
 // anti-malware tables and checking urls against them.
 
 #ifndef CHROME_BROWSER_SAFE_BROWSING_SAFE_BROWSING_SERVICE_H_
 #define CHROME_BROWSER_SAFE_BROWSING_SAFE_BROWSING_SERVICE_H_
 
@@ skipping 135 matching lines @@
   const scoped_refptr<SafeBrowsingDatabaseManager>& database_manager() const;
 
   scoped_refptr<SafeBrowsingNavigationObserverManager>
   navigation_observer_manager();
 
   SafeBrowsingProtocolManager* protocol_manager() const;
 
   SafeBrowsingPingManager* ping_manager() const;
 
   // This may be NULL if v4 is not enabled by experiment.
-  const scoped_refptr<SafeBrowsingDatabaseManager>& v4_local_database_manager()
-      const;
+  virtual const scoped_refptr<SafeBrowsingDatabaseManager>&
+  v4_local_database_manager() const;
 
   // Returns a preference validation delegate that adds incidents to the
   // incident reporting service for validation failures. Returns NULL if the
   // service is not applicable for the given profile.
   std::unique_ptr<TrackedPreferenceValidationDelegate>
   CreatePreferenceValidationDelegate(Profile* profile) const;
 
   // Registers |callback| to be run after some delay following process launch.
   // |callback| will be dropped if the service is not applicable for the
   // process.
@@ skipping 170 matching lines @@
   SafeBrowsingServiceFactory() { }
   virtual ~SafeBrowsingServiceFactory() { }
   virtual SafeBrowsingService* CreateSafeBrowsingService() = 0;
  private:
   DISALLOW_COPY_AND_ASSIGN(SafeBrowsingServiceFactory);
 };
 
 }  // namespace safe_browsing
 
 #endif  // CHROME_BROWSER_SAFE_BROWSING_SAFE_BROWSING_SERVICE_H_