mash: Move most files in //ash/system/tray to //ash/common/system/tray

ash/common/system/tray/tray_bar_button_with_title.h

Index: ash/common/system/tray/tray_bar_button_with_title.h
diff --git a/ash/system/tray/tray_bar_button_with_title.h b/ash/common/system/tray/tray_bar_button_with_title.h
similarity index 84%
rename from ash/system/tray/tray_bar_button_with_title.h
rename to ash/common/system/tray/tray_bar_button_with_title.h
index 1da52dfda0c14697c1898aa764c7391a8906462d..582ad4c51572c10ce51c98013d48562c708a8274 100644
--- a/ash/system/tray/tray_bar_button_with_title.h
+++ b/ash/common/system/tray/tray_bar_button_with_title.h
@@ -2,10 +2,9 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef ASH_SYSTEM_TRAY_TRAY_BAR_BUTTON_WITH_TITLE_H_
-#define ASH_SYSTEM_TRAY_TRAY_BAR_BUTTON_WITH_TITLE_H_
+#ifndef ASH_COMMON_SYSTEM_TRAY_TRAY_BAR_BUTTON_WITH_TITLE_H_
+#define ASH_COMMON_SYSTEM_TRAY_TRAY_BAR_BUTTON_WITH_TITLE_H_
 
-#include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "ui/views/controls/button/custom_button.h"
 
@@ -44,4 +43,4 @@ class TrayBarButtonWithTitle : public views::CustomButton {
 
 }  // namespace ash
 
-#endif  // ASH_SYSTEM_TRAY_TRAY_BAR_BUTTON_WITH_TITLE_H_
+#endif  // ASH_COMMON_SYSTEM_TRAY_TRAY_BAR_BUTTON_WITH_TITLE_H_