clang-format all of //ash

ash/system/chromeos/audio/tray_audio_delegate_chromeos.cc

Index: ash/system/chromeos/audio/tray_audio_delegate_chromeos.cc
diff --git a/ash/system/chromeos/audio/tray_audio_delegate_chromeos.cc b/ash/system/chromeos/audio/tray_audio_delegate_chromeos.cc
index daa3453ff51ae92b69dd294e800c38621160af98..a03ad3f0bb557046cbfd9b344bff37810e0b393e 100644
--- a/ash/system/chromeos/audio/tray_audio_delegate_chromeos.cc
+++ b/ash/system/chromeos/audio/tray_audio_delegate_chromeos.cc
@@ -9,7 +9,7 @@
 
 using chromeos::CrasAudioHandler;
 
-namespace ash  {
+namespace ash {
 namespace system {
 
 void TrayAudioDelegateChromeOs::AdjustOutputVolumeToAudibleLevel() {
@@ -41,7 +41,6 @@ int TrayAudioDelegateChromeOs::GetActiveOutputDeviceIconId() {
     return kNoAudioDeviceIcon;
 }
 
-
 bool TrayAudioDelegateChromeOs::HasAlternativeSources() {
   CrasAudioHandler* audio_handler = CrasAudioHandler::Get();
   return (audio_handler->has_alternative_output() ||