| Index: ash/system/settings/tray_settings.h
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| diff --git a/ash/system/settings/tray_settings.h b/ash/system/settings/tray_settings.h
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| index 9bfeca3ffdd31ffbed1bc5e4d03d908f75aaaf3b..ed9c01577d4a16597725ab8aba13878fc9642fea 100644
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| --- a/ash/system/settings/tray_settings.h
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| +++ b/ash/system/settings/tray_settings.h
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| @@ -18,7 +18,7 @@ class SettingsDefaultView;
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|  class TraySettings : public SystemTrayItem,
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|                       public PowerStatusObserver {
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|   public:
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| -  TraySettings();
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| +  explicit TraySettings(SystemTray* system_tray);
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|    virtual ~TraySettings();
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|  
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|   private:
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| 
 |