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

ash/system/virtual_keyboard/virtual_keyboard_tray.h

Index: ash/system/virtual_keyboard/virtual_keyboard_tray.h
diff --git a/ash/common/system/chromeos/virtual_keyboard/virtual_keyboard_tray.h b/ash/system/virtual_keyboard/virtual_keyboard_tray.h
similarity index 85%
rename from ash/common/system/chromeos/virtual_keyboard/virtual_keyboard_tray.h
rename to ash/system/virtual_keyboard/virtual_keyboard_tray.h
index 9a818eec588b00e2606a1183ae5e794b27dfcea6..1572e3d6087266ba72ba1a1e279c14860c5a5076 100644
--- a/ash/common/system/chromeos/virtual_keyboard/virtual_keyboard_tray.h
+++ b/ash/system/virtual_keyboard/virtual_keyboard_tray.h
@@ -2,11 +2,11 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef ASH_COMMON_SYSTEM_CHROMEOS_VIRTUAL_KEYBOARD_VIRTUAL_KEYBOARD_TRAY_H_
-#define ASH_COMMON_SYSTEM_CHROMEOS_VIRTUAL_KEYBOARD_VIRTUAL_KEYBOARD_TRAY_H_
+#ifndef ASH_SYSTEM_VIRTUAL_KEYBOARD_VIRTUAL_KEYBOARD_TRAY_H_
+#define ASH_SYSTEM_VIRTUAL_KEYBOARD_VIRTUAL_KEYBOARD_TRAY_H_
 
 #include "ash/common/keyboard/keyboard_ui_observer.h"
-#include "ash/common/system/tray/tray_background_view.h"
+#include "ash/system/tray/tray_background_view.h"
 #include "base/macros.h"
 #include "ui/keyboard/keyboard_controller_observer.h"
 
@@ -56,4 +56,4 @@ class VirtualKeyboardTray : public TrayBackgroundView,
 
 }  // namespace ash
 
-#endif  // ASH_COMMON_SYSTEM_CHROMEOS_VIRTUAL_KEYBOARD_VIRTUAL_KEYBOARD_TRAY_H_
+#endif  // ASH_SYSTEM_VIRTUAL_KEYBOARD_VIRTUAL_KEYBOARD_TRAY_H_