clang-format all of //ash

ash/common/system/audio/tray_audio_delegate.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 ASH_COMMON_SYSTEM_AUDIO_TRAY_AUDIO_DELEGATE_H_
 #define ASH_COMMON_SYSTEM_AUDIO_TRAY_AUDIO_DELEGATE_H_
 
 namespace ash {
 namespace system {
 
 class ASH_EXPORT TrayAudioDelegate {
  public:
-
   enum { kNoAudioDeviceIcon = -1 };
   enum AudioChannelMode {
     NORMAL,
     LEFT_RIGHT_SWAPPED,
   };
 
   virtual ~TrayAudioDelegate() {}
 
   // Sets the volume level of the output device to the minimum level which is
   // deemed to be audible.
@@ skipping 31 matching lines @@
   // re-discovering the active HDMI output device again if it has been in the
   // middle of rediscovering the HDMI active output device.
   virtual void SetActiveHDMIOutoutRediscoveringIfNecessary(
       bool force_rediscovering) = 0;
 };
 
 }  // namespace system
 }  // namespace ash
 
 #endif  // ASH_COMMON_SYSTEM_AUDIO_TRAY_AUDIO_DELEGATE_H_