Move WindowResizer to CoreWM.

ash/wm/default_window_resizer.h

Index: ash/wm/default_window_resizer.h
===================================================================
--- ash/wm/default_window_resizer.h	(revision 173169)
+++ ash/wm/default_window_resizer.h	(working copy)
@@ -5,15 +5,16 @@
 #ifndef ASH_WM_DEFAULT_WINDOW_RESIZER_H_
 #define ASH_WM_DEFAULT_WINDOW_RESIZER_H_
 
-#include "ash/wm/window_resizer.h"
+#include "ash/ash_export.h"
 #include "base/compiler_specific.h"
+#include "ui/views/corewm/window_resizer.h"
 
 namespace ash {
 
-// WindowResizer is used by ToplevelWindowEventFilter to handle dragging, moving
-// or resizing a window. All coordinates passed to this are in the parent
-// windows coordiantes.
-class ASH_EXPORT DefaultWindowResizer : public WindowResizer {
+// views::corewm::WindowResizer is used by ToplevelWindowEventFilter to handle
+// dragging, moving or resizing a window. All coordinates passed to this are in
+// the parent windows coordinates.
+class ASH_EXPORT DefaultWindowResizer : public views::corewm::WindowResizer {
  public:
   virtual ~DefaultWindowResizer();
 
@@ -31,7 +32,7 @@
   }
   aura::Window* target_window() const { return details_.window; }
 
-  // WindowResizer overides:
+  // views::corewm::WindowResizer overides:
   virtual void Drag(const gfx::Point& location, int event_flags) OVERRIDE;
   virtual void CompleteDrag(int event_flags) OVERRIDE;
   virtual void RevertDrag() OVERRIDE;