Move VisibilityController to corewm.

chrome/browser/ui/views/frame/desktop_browser_frame_aura.h

Index: chrome/browser/ui/views/frame/desktop_browser_frame_aura.h
===================================================================
--- chrome/browser/ui/views/frame/desktop_browser_frame_aura.h	(revision 170313)
+++ chrome/browser/ui/views/frame/desktop_browser_frame_aura.h	(working copy)
@@ -15,16 +15,13 @@
 class BrowserFrame;
 class BrowserView;
 
-namespace ash {
-namespace internal {
+namespace views {
+class MenuRunner;
+namespace corewm {
 class VisibilityController;
 }
 }
 
-namespace views {
-class MenuRunner;
-}
-
 ////////////////////////////////////////////////////////////////////////////////
 // DesktopBrowserFrameAura
 //
@@ -65,7 +62,7 @@
   // System menu.
   scoped_ptr<views::MenuRunner> menu_runner_;
 
-  scoped_ptr<ash::internal::VisibilityController> visibility_controller_;
+  scoped_ptr<views::corewm::VisibilityController> visibility_controller_;
 
   DISALLOW_COPY_AND_ASSIGN(DesktopBrowserFrameAura);
 };