[Background Sync] Gather UMA data for Background Sync

content/browser/background_sync/background_sync_manager.h

 // Copyright 2015 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 CONTENT_BROWSER_BACKGROUND_SYNC_BACKGROUND_SYNC_MANAGER_H_
 #define CONTENT_BROWSER_BACKGROUND_SYNC_BACKGROUND_SYNC_MANAGER_H_
 
 #include <map>
 #include <vector>
 
@@ skipping 189 matching lines @@
   void RegisterDidStore(int64 sw_registration_id,
                         const BackgroundSyncRegistration& sync_registration,
                         const StatusAndRegistrationCallback& callback,
                         ServiceWorkerStatusCode status);
 
   // Unregister callbacks
   void UnregisterImpl(
       int64 sw_registration_id,
       const RegistrationKey& registration_key,
       BackgroundSyncRegistration::RegistrationId sync_registration_id,
+      SyncPeriodicity periodicity,
       const StatusCallback& callback);
-  void UnregisterDidStore(
-      int64 sw_registration_id,
-      const StatusCallback& callback,
-      ServiceWorkerStatusCode status);
+  void UnregisterDidStore(int64 sw_registration_id,
+                          SyncPeriodicity periodicity,
+                          const StatusCallback& callback,
+                          ServiceWorkerStatusCode status);
 
   // GetRegistration callbacks
   void GetRegistrationImpl(int64 sw_registration_id,
                            const RegistrationKey& registration_key,
                            const StatusAndRegistrationCallback& callback);
 
   // GetRegistrations callbacks
   void GetRegistrationsImpl(int64 sw_registration_id,
                             SyncPeriodicity periodicity,
                             const StatusAndRegistrationsCallback& callback);
 
+  bool WouldFireRegistrationWithOptions(
+      const BackgroundSyncRegistrationOptions& options);
   bool IsRegistrationReadyToFire(
       const BackgroundSyncRegistration& registration);
 
   // Schedules pending registrations to run in the future. For one-shots this
   // means keeping the browser alive so that network connectivity events can be
   // seen (on Android the browser is instead woken up the next time it goes
   // online). For periodic syncs this means creating an alarm.
   void SchedulePendingRegistrations();
 
   // FireReadyEvents and callbacks
@@ skipping 18 matching lines @@
   void EventCompleteImpl(
       int64 service_worker_id,
       const RegistrationKey& key,
       BackgroundSyncRegistration::RegistrationId sync_registration_id,
       ServiceWorkerStatusCode status_code,
       const base::Closure& callback);
   void EventCompleteDidStore(int64 service_worker_id,
                              const base::Closure& callback,
                              ServiceWorkerStatusCode status_code);
 
+  // Called when all sync events have completed.
+  static void OnAllSyncEventsCompleted(const base::TimeTicks& startTime,

[Alexei Svitkine (slow), 2015/07/09 21:02:57]

Nit: hacker_style not camelCase for param names

[iclelland, 2015/07/10 14:57:26]

Done.

+                                       const base::Closure& callback);
+
   // OnRegistrationDeleted callbacks
   void OnRegistrationDeletedImpl(int64 registration_id,
                                  const base::Closure& callback);
 
   // OnStorageWiped callbacks
   void OnStorageWipedImpl(const base::Closure& callback);
 
   void OnNetworkChanged();
   void OnPowerChanged();
 
@@ skipping 18 matching lines @@
   scoped_ptr<BackgroundSyncPowerObserver> power_observer_;
 
   base::WeakPtrFactory<BackgroundSyncManager> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(BackgroundSyncManager);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_BACKGROUND_SYNC_BACKGROUND_SYNC_MANAGER_H_