Move wm/public into wm target

ui/wm/public/drag_drop_client.h

Index: ui/wm/public/drag_drop_client.h
diff --git a/ui/wm/public/drag_drop_client.h b/ui/wm/public/drag_drop_client.h
index 62a2355b105d9389a80e7ed6e8ecfe81497532d7..d0dcbe2779246c2ba49f9a72824a4043bb21051f 100644
--- a/ui/wm/public/drag_drop_client.h
+++ b/ui/wm/public/drag_drop_client.h
@@ -5,9 +5,9 @@
 #ifndef UI_WM_PUBLIC_DRAG_DROP_CLIENT_H_
 #define UI_WM_PUBLIC_DRAG_DROP_CLIENT_H_
 
-#include "ui/aura/aura_export.h"
 #include "ui/base/dragdrop/drag_drop_types.h"
 #include "ui/gfx/native_widget_types.h"
+#include "ui/wm/wm_export.h"
 
 namespace gfx {
 class Point;
@@ -23,7 +23,7 @@ class Window;
 namespace client {
 
 // An interface implemented by an object that controls a drag and drop session.
-class AURA_EXPORT DragDropClient {
+class WM_EXPORT DragDropClient {
  public:
   virtual ~DragDropClient() {}
 
@@ -52,9 +52,8 @@ class AURA_EXPORT DragDropClient {
   virtual bool IsDragDropInProgress() = 0;
 };
 
-AURA_EXPORT void SetDragDropClient(Window* root_window,
-                                   DragDropClient* client);
-AURA_EXPORT DragDropClient* GetDragDropClient(Window* root_window);
+WM_EXPORT void SetDragDropClient(Window* root_window, DragDropClient* client);
+WM_EXPORT DragDropClient* GetDragDropClient(Window* root_window);
 
 }  // namespace client
 }  // namespace aura