Move VariationsRegistrySyncerWin to ChromeVariationsServiceClient

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"
 #include "base/gtest_prod_util.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/metrics/field_trial.h"
 #include "base/observer_list.h"
 #include "base/threading/thread_checker.h"
 #include "base/time/time.h"
 #include "chrome/browser/metrics/variations/variations_seed_store.h"
 #include "components/variations/variations_request_scheduler.h"
 #include "components/variations/variations_seed_simulator.h"
 #include "components/variations/variations_service_client.h"
 #include "components/web_resource/resource_request_allowed_notifier.h"
 #include "net/url_request/url_fetcher_delegate.h"
 #include "url/gurl.h"
 
-#if defined(OS_WIN)
-#include "chrome/browser/metrics/variations/variations_registry_syncer_win.h"
-#endif
-
 class PrefService;
 class PrefRegistrySimple;
 
 namespace base {
 class Version;
 }
 
 namespace metrics {
 class MetricsStateManager;
 }
@@ skipping 33 matching lines @@
     virtual ~Observer() {}
   };
 
   ~VariationsService() override;
 
   // Creates field trials based on Variations Seed loaded from local prefs. If
   // there is a problem loading the seed data, all trials specified by the seed
   // may not be created.
   bool CreateTrialsFromSeed();
 
+  // Performs initial startup tasks.

[Alexei Svitkine (slow), 2015/08/24 18:53:03]

Nit: Update comment.

[blundell, 2015/08/25 07:47:50]

Done.

+  void PerformPreMainMessageLoopStartup();
+
   // Calls FetchVariationsSeed once and repeats this periodically. See
   // implementation for details on the period. Must be called after
   // |CreateTrialsFromSeed|.
   void StartRepeatedVariationsSeedFetch();
 
   // Adds an observer to listen for detected experiment changes.
   void AddObserver(Observer* observer);
 
   // Removes a previously-added observer.
   void RemoveObserver(Observer* observer);
 
   // Called when the application enters foreground. This may trigger a
   // FetchVariationsSeed call.
   // TODO(rkaplow): Handle this and the similar event in metrics_service by
   // observing an 'OnAppEnterForeground' event instead of requiring the frontend
   // code to notify each service individually.
   void OnAppEnterForeground();
 
-#if defined(OS_WIN)
-  // Starts syncing Google Update Variation IDs with the registry.
-  void StartGoogleUpdateRegistrySync();
-#endif
-
   // Sets the value of the "restrict" URL param to the variations service that
   // should be used for variation seed requests. This takes precedence over any
   // value coming from policy prefs. This should be called prior to any calls
   // to |StartRepeatedVariationsSeedFetch|.
   void SetRestrictMode(const std::string& restrict_mode);
 
   // Exposed for testing.
   void SetCreateTrialsFromSeedCalledForTesting(bool called);
 
   // Returns the variations server URL, which can vary if a command-line flag is
@@ skipping 163 matching lines @@
   // The start time of the last seed request. This is used to measure the
   // latency of seed requests. Initially zero.
   base::TimeTicks last_request_started_time_;
 
   // The number of requests to the variations server that have been performed.
   int request_count_;
 
   // List of observers of the VariationsService.
   base::ObserverList<Observer> observer_list_;
 
-#if defined(OS_WIN)
-  // Helper that handles synchronizing Variations with the Registry.
-  VariationsRegistrySyncer registry_syncer_;
-#endif
-
   base::ThreadChecker thread_checker_;
 
   base::WeakPtrFactory<VariationsService> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(VariationsService);
 };
 
 }  // namespace chrome_variations
 
 #endif  // CHROME_BROWSER_METRICS_VARIATIONS_VARIATIONS_SERVICE_H_