chromeos: Move files in //ash/common to //ash, part 1

ash/system/tray/system_tray_controller.h

 // Copyright 2016 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_TRAY_SYSTEM_TRAY_CONTROLLER_H_
-#define ASH_COMMON_SYSTEM_TRAY_SYSTEM_TRAY_CONTROLLER_H_
+#ifndef ASH_SYSTEM_TRAY_SYSTEM_TRAY_CONTROLLER_H_
+#define ASH_SYSTEM_TRAY_SYSTEM_TRAY_CONTROLLER_H_
 
 #include "ash/ash_export.h"
 #include "ash/public/interfaces/system_tray.mojom.h"
 #include "base/compiler_specific.h"
 #include "base/i18n/time_formatting.h"
 #include "base/macros.h"
 #include "mojo/public/cpp/bindings/binding_set.h"
 
 namespace ash {
 
@@ skipping 55 matching lines @@
   mojo::BindingSet<mojom::SystemTray> bindings_;
 
   // The type of clock hour display: 12 or 24 hour.
   base::HourClockType hour_clock_type_;
 
   DISALLOW_COPY_AND_ASSIGN(SystemTrayController);
 };
 
 }  // namspace ash
 
-#endif  // ASH_COMMON_SYSTEM_TRAY_SYSTEM_TRAY_CONTROLLER_H_
+#endif  // ASH_SYSTEM_TRAY_SYSTEM_TRAY_CONTROLLER_H_