Moves mash/wm into ash/mus

ash/mus/drag_window_resizer.cc

Index: ash/mus/drag_window_resizer.cc
diff --git a/mash/wm/drag_window_resizer.cc b/ash/mus/drag_window_resizer.cc
similarity index 85%
rename from mash/wm/drag_window_resizer.cc
rename to ash/mus/drag_window_resizer.cc
index 3fc53360f089577a11a10aa0a891b1d51cb2d4c1..7f4a278d70eb4c245300278b29fcbc1ada5aa703 100644
--- a/mash/wm/drag_window_resizer.cc
+++ b/ash/mus/drag_window_resizer.cc
@@ -2,14 +2,14 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "mash/wm/drag_window_resizer.h"
+#include "ash/mus/drag_window_resizer.h"
 
-namespace mash {
-namespace wm {
+namespace ash {
+namespace mus {
 
 DragWindowResizer::DragWindowResizer(
     std::unique_ptr<WindowResizer> next_window_resizer,
-    ash::wm::WindowState* window_state)
+    wm::WindowState* window_state)
     : WindowResizer(window_state),
       next_window_resizer_(std::move(next_window_resizer)) {}
 
@@ -36,5 +36,5 @@ void DragWindowResizer::RevertDrag() {
   NOTIMPLEMENTED();
 }
 
-}  // namespace wm
-}  // namespace mash
+}  // namespace mus
+}  // namespace ash