Move tray code from ui/chromeos/network/

ash/common/system/chromeos/network/network_icon.h

 // Copyright (c) 2012 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 UI_CHROMEOS_NETWORK_NETWORK_ICON_H_
-#define UI_CHROMEOS_NETWORK_NETWORK_ICON_H_
+#ifndef ASH_COMMON_SYSTEM_CHROMEOS_NETWORK_NETWORK_ICON_H_
+#define ASH_COMMON_SYSTEM_CHROMEOS_NETWORK_NETWORK_ICON_H_
 
 #include <string>
 
 #include "base/strings/string16.h"
 #include "ui/chromeos/ui_chromeos_export.h"
 #include "ui/gfx/image/image_skia.h"
 
 namespace chromeos {
 class NetworkState;
 }
 
-namespace ui {
+namespace ash {
 namespace network_icon {
 
 class AnimationObserver;
 
 // Type of icon which dictates color theme and VPN badging
 enum IconType {
   ICON_TYPE_TRAY,          // light icons with VPN badges
   ICON_TYPE_DEFAULT_VIEW,  // dark icons with VPN badges
   ICON_TYPE_LIST,          // dark icons without VPN badges
 };
@@ skipping 37 matching lines @@
                                                        gfx::ImageSkia* image,
                                                        base::string16* label,
                                                        bool* animating);
 
 // Called when the list of networks changes. Retreives the list of networks
 // from the global NetworkStateHandler instance and removes cached entries
 // that are no longer in the list.
 UI_CHROMEOS_EXPORT void PurgeNetworkIconCache();
 
 }  // namespace network_icon
-}  // namespace ui
+}  // namespace ash
 
-#endif  // UI_CHROMEOS_NETWORK_NETWORK_ICON_H_
+#endif  // ASH_COMMON_SYSTEM_CHROMEOS_NETWORK_NETWORK_ICON_H_