Move shadow code to views\corewm

ui/views/corewm/shadow_types.h

Index: ui/views/corewm/shadow_types.h
===================================================================
--- ui/views/corewm/shadow_types.h	(revision 167460)
+++ ui/views/corewm/shadow_types.h	(working copy)
@@ -2,17 +2,18 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef ASH_WM_SHADOW_TYPES_H_
-#define ASH_WM_SHADOW_TYPES_H_
+#ifndef UI_VIEWS_COREWM_SHADOW_TYPES_H_
+#define UI_VIEWS_COREWM_SHADOW_TYPES_H_
 
-#include "ash/ash_export.h"
+#include "ui/aura/window.h"
+#include "ui/views/views_export.h"
 
 namespace aura {
 class Window;
 }
 
-namespace ash {
-namespace internal {
+namespace views {
+namespace corewm {
 
 // Different types of drop shadows that can be drawn under a window by the
 // shell.  Used as a value for the kShadowTypeKey property.
@@ -22,10 +23,14 @@
   SHADOW_TYPE_RECTANGULAR,
 };
 
-ASH_EXPORT void SetShadowType(aura::Window* window, ShadowType shadow_type);
-ASH_EXPORT ShadowType GetShadowType(aura::Window* window);
+VIEWS_EXPORT void SetShadowType(aura::Window* window, ShadowType shadow_type);
+VIEWS_EXPORT ShadowType GetShadowType(aura::Window* window);
 
-}  // namespace internal
-}  // namespace ash
+// A property key describing the drop shadow that should be displayed under the
+// window.  If unset, no shadow is displayed.
+extern const aura::WindowProperty<ShadowType>* const kShadowTypeKey;
 
-#endif  // ASH_WM_SHADOW_TYPES_H_
+}  // namespace corewm
+}  // namespace views
+
+#endif  // UI_VIEWS_COREWM_SHADOW_TYPES_H_