Moves mash/wm into ash/mus

mash/wm/screenlock_layout.h

Index: mash/wm/screenlock_layout.h
diff --git a/mash/wm/screenlock_layout.h b/mash/wm/screenlock_layout.h
deleted file mode 100644
index 56ca4b95b44f47a5901dd01c494ef9a49ba706d9..0000000000000000000000000000000000000000
--- a/mash/wm/screenlock_layout.h
+++ /dev/null
@@ -1,30 +0,0 @@
-// Copyright 2016 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef MASH_WM_SCREENLOCK_LAYOUT_H_
-#define MASH_WM_SCREENLOCK_LAYOUT_H_
-
-#include "base/macros.h"
-#include "mash/wm/layout_manager.h"
-
-namespace mash {
-namespace wm {
-
-// Lays out the shelf within shelf containers.
-class ScreenlockLayout : public LayoutManager {
- public:
-  explicit ScreenlockLayout(mus::Window* owner);
-  ~ScreenlockLayout() override;
-
- private:
-  // Overridden from LayoutManager:
-  void LayoutWindow(mus::Window* window) override;
-
-  DISALLOW_COPY_AND_ASSIGN(ScreenlockLayout);
-};
-
-}  // namespace wm
-}  // namespace mash
-
-#endif  // MASH_WM_SCREENLOCK_LAYOUT_H_