[GCM] Fixing the client interval interaction with heartbeat ack

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/macros.h"
@@ skipping 73 matching lines @@
 
   // 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:
   // Restarts the heartbeat timer.
   void RestartTimer();
 
+  // Calculates and sets the current heartbeat interval.
+  void UpdateHeartbeatInterval();
+
   // Calculates default heartbeat interval, depending on current network.
   int GetDefaultHeartbeatInterval();
 
   // Stops the heartbeat and triggers connection reset with a |reason|.
   void ResetConnection(ConnectionFactory::ConnectionResetReason reason);
 
   // The base::Time at which the heartbeat timer is expected to fire. Used to
   // check if a heartbeat was somehow lost/delayed.
   base::Time heartbeat_expected_time_;
 
@@ skipping 20 matching lines @@
   ReconnectCallback trigger_reconnect_callback_;
 
   base::WeakPtrFactory<HeartbeatManager> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(HeartbeatManager);
 };
 
 }  // namespace gcm
 
 #endif  // GOOGLE_APIS_GCM_ENGINE_HEARTBEAT_MANAGER_H_