Changing the order of initialization WeakPtrFactory

chromeos/audio/cras_audio_handler.h

 // Copyright (c) 2013 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 CHROMEOS_AUDIO_CRAS_AUDIO_HANDLER_H_
 #define CHROMEOS_AUDIO_CRAS_AUDIO_HANDLER_H_
 
 #include <queue>
 
 #include "base/basictypes.h"
@@ skipping 237 matching lines @@
   void HandleGetNodesError(const std::string& error_name,
                            const std::string& error_msg);
 
   // Returns true if |device| is not found in audio_devices_.
   bool FoundNewDevice(const AudioDevice& device);
 
   // Returns a sanitized AudioDevice from |node|.
   AudioDevice GetSanitizedAudioDevice(const AudioNode& node);
 
   scoped_refptr<AudioDevicesPrefHandler> audio_pref_handler_;
-  base::WeakPtrFactory<CrasAudioHandler> weak_ptr_factory_;
   ObserverList<AudioObserver> observers_;
 
   // Audio data and state.
   AudioDeviceMap audio_devices_;
 
   AudioDevicePriorityQueue input_devices_pq_;
   AudioDevicePriorityQueue output_devices_pq_;
 
   bool output_mute_on_;
   bool input_mute_on_;
   int output_volume_;
   int input_gain_;
   uint64 active_output_node_id_;
   uint64 active_input_node_id_;
   bool has_alternative_input_;
   bool has_alternative_output_;
 
   bool output_mute_locked_;
   bool input_mute_locked_;
 
   // Failures are not logged at startup, since CRAS may not be running yet.
   bool log_errors_;
 
+  base::WeakPtrFactory<CrasAudioHandler> weak_ptr_factory_;
+
   DISALLOW_COPY_AND_ASSIGN(CrasAudioHandler);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROMEOS_AUDIO_CRAS_AUDIO_HANDLER_H_