chromeos: Move files in //ash/common to //ash, part 3

ash/wm/workspace/workspace_layout_manager.h

 // Copyright (c) 2012 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 ASH_WM_WORKSPACE_WORKSPACE_LAYOUT_MANAGER_H_
 #define ASH_WM_WORKSPACE_WORKSPACE_LAYOUT_MANAGER_H_
 
 #include <memory>
 #include <set>
 
 #include "ash/ash_export.h"
-#include "ash/common/shell_observer.h"
-#include "ash/common/wm_activation_observer.h"
-#include "ash/common/wm_layout_manager.h"
+#include "ash/shell_observer.h"
 #include "ash/wm/window_state_observer.h"
 #include "ash/wm/wm_types.h"
+#include "ash/wm_activation_observer.h"
+#include "ash/wm_layout_manager.h"
 #include "base/macros.h"
 #include "ui/aura/window_observer.h"
 #include "ui/display/display_observer.h"
 #include "ui/gfx/geometry/rect.h"
 #include "ui/keyboard/keyboard_controller_observer.h"
 
 namespace ash {
 
 class RootWindowController;
 class WmShell;
@@ skipping 105 matching lines @@
   // A window which covers the full container and which gets inserted behind the
   // topmost visible window.
   std::unique_ptr<WorkspaceLayoutManagerBackdropDelegate> backdrop_delegate_;
 
   DISALLOW_COPY_AND_ASSIGN(WorkspaceLayoutManager);
 };
 
 }  // namespace ash
 
 #endif  // ASH_WM_WORKSPACE_WORKSPACE_LAYOUT_MANAGER_H_