Link GCM heartbeat with wake on wifi preference

google_apis/gcm/engine/heartbeat_manager.h

 // Copyright 2014 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 GOOGLE_APIS_GCM_ENGINE_HEARTBEAT_MANAGER_H_
 #define GOOGLE_APIS_GCM_ENGINE_HEARTBEAT_MANAGER_H_
 
 #include "base/callback.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 34 matching lines @@
 
   // Updates the current heartbeat interval.
   void UpdateHeartbeatConfig(const mcs_proto::HeartbeatConfig& config);
 
   // Returns the next scheduled heartbeat time. A null time means
   // no heartbeat is pending. If non-null and less than the
   // current time (in ticks), the heartbeat has been triggered and an ack is
   // pending.
   base::TimeTicks GetNextHeartbeatTime() const;
 
+  // Updates the timer used for scheduling heartbeats.
+  void UpdateHeartbeatTimer(scoped_ptr<base::Timer> timer);
+
  protected:
   // Helper method to send heartbeat on timer trigger.
   void OnHeartbeatTriggered();
 
   // Periodic check to see if the heartbeat has been missed due to some system
   // issue (e.g. the machine was suspended and the timer did not account for
   // that).
   void CheckForMissedHeartbeat();
 
  private:
@@ skipping 21 matching lines @@
   base::Closure trigger_reconnect_callback_;
 
   base::WeakPtrFactory<HeartbeatManager> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(HeartbeatManager);
 };
 
 }  // namespace gcm
 
 #endif  // GOOGLE_APIS_GCM_ENGINE_HEARTBEAT_MANAGER_H_