Revert 282837 because it broke non-chromeos builds.

trunk/src/chrome/browser/ui/webui/chromeos/login/network_dropdown.h

Index: trunk/src/chrome/browser/ui/webui/chromeos/login/network_dropdown.h
===================================================================
--- trunk/src/chrome/browser/ui/webui/chromeos/login/network_dropdown.h	(revision 282838)
+++ trunk/src/chrome/browser/ui/webui/chromeos/login/network_dropdown.h	(working copy)
@@ -5,11 +5,11 @@
 #ifndef CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_NETWORK_DROPDOWN_H_
 #define CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_NETWORK_DROPDOWN_H_
 
+#include "ash/system/chromeos/network/network_icon_animation_observer.h"
 #include "base/basictypes.h"
 #include "base/timer/timer.h"
 #include "chrome/browser/chromeos/status/network_menu.h"
 #include "chromeos/network/network_state_handler_observer.h"
-#include "ui/chromeos/network/network_icon_animation_observer.h"
 #include "ui/gfx/native_widget_types.h"
 
 namespace content {
@@ -24,7 +24,7 @@
 // Class which implements network dropdown menu using WebUI.
 class NetworkDropdown : public NetworkMenu::Delegate,
                         public NetworkStateHandlerObserver,
-                        public ui::network_icon::AnimationObserver {
+                        public ash::network_icon::AnimationObserver {
  public:
   class Actor {
    public: