Enforce variations signature verification.

chrome/browser/metrics/variations/variations_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_METRICS_VARIATIONS_VARIATIONS_SERVICE_H_
 #define CHROME_BROWSER_METRICS_VARIATIONS_VARIATIONS_SERVICE_H_
 
 #include <string>
 
 #include "base/compiler_specific.h"
@@ skipping 78 matching lines @@
   void set_policy_pref_service(PrefService* service) {
     DCHECK(service);
     policy_pref_service_ = service;
   }
 
  protected:
   // Starts the fetching process once, where |OnURLFetchComplete| is called with
   // the response.
   virtual void DoActualFetch();
 
+  // Stores the seed to prefs. Set as virtual and protected so that it can be
+  // overridden by tests.
+  virtual void StoreSeed(const std::string& seed_data,
+                         const std::string& seed_signature,
+                         const base::Time& date_fetched);
+
   // This constructor exists for injecting a mock notifier. It is meant for
   // testing only. This instance will take ownership of |notifier|.
   VariationsService(ResourceRequestAllowedNotifier* notifier,
                     PrefService* local_state);
 
  private:
   FRIEND_TEST_ALL_PREFIXES(VariationsServiceTest, DoNotFetchIfOffline);
   FRIEND_TEST_ALL_PREFIXES(VariationsServiceTest, DoNotFetchIfOnlineToOnline);
   FRIEND_TEST_ALL_PREFIXES(VariationsServiceTest, FetchOnReconnect);
   FRIEND_TEST_ALL_PREFIXES(VariationsServiceTest, LoadSeed);
@@ skipping 59 matching lines @@
   // Helper that handles synchronizing Variations with the Registry.
   VariationsRegistrySyncer registry_syncer_;
 #endif
 
   DISALLOW_COPY_AND_ASSIGN(VariationsService);
 };
 
 }  // namespace chrome_variations
 
 #endif  // CHROME_BROWSER_METRICS_VARIATIONS_VARIATIONS_SERVICE_H_