Converts mash to use the common non-client frame

ash/mus/move_event_handler.h

Index: ash/mus/move_event_handler.h
diff --git a/ash/mus/frame/move_event_handler.h b/ash/mus/move_event_handler.h
similarity index 94%
rename from ash/mus/frame/move_event_handler.h
rename to ash/mus/move_event_handler.h
index 21d4540c13c828727fee82e47a492256498b71b7..a51caf1b707fdfa234f85c7257122e37c9bad0e1 100644
--- a/ash/mus/frame/move_event_handler.h
+++ b/ash/mus/move_event_handler.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef ASH_MUS_FRAME_MOVE_EVENT_HANDLER_H_
-#define ASH_MUS_FRAME_MOVE_EVENT_HANDLER_H_
+#ifndef ASH_MUS_MOVE_EVENT_HANDLER_H_
+#define ASH_MUS_MOVE_EVENT_HANDLER_H_
 
 #include <memory>
 
@@ -80,4 +80,4 @@ class MoveEventHandler : public ui::EventHandler, public aura::WindowObserver {
 }  // namespace mus
 }  // namespace ash
 
-#endif  // ASH_MUS_FRAME_MOVE_EVENT_HANDLER_H_
+#endif  // ASH_MUS_MOVE_EVENT_HANDLER_H_