Renames and moves some workspace related classes to the workspace

ash/wm/workspace/workspace_layout_manager.h

-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// 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_DEFAULT_CONTAINER_LAYOUT_MANAGER_H_
-#define ASH_WM_DEFAULT_CONTAINER_LAYOUT_MANAGER_H_
+#ifndef ASH_WM_WORKSPACE_WORKSPACE_LAYOUT_MANAGER_H_
+#define ASH_WM_WORKSPACE_WORKSPACE_LAYOUT_MANAGER_H_
 #pragma once
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "ui/aura/layout_manager.h"
 #include "ash/ash_export.h"
 
 namespace aura {
 class MouseEvent;
 class Window;
 }
 
 namespace gfx {
 class Rect;
 }
 
 namespace ash {
 namespace internal {
 
 class ShowStateController;
 class WorkspaceManager;
 
 // LayoutManager for the default window container.
-class ASH_EXPORT DefaultContainerLayoutManager
-    : public aura::LayoutManager {
+class ASH_EXPORT WorkspaceLayoutManager : public aura::LayoutManager {
  public:
-  explicit DefaultContainerLayoutManager(WorkspaceManager* workspace_manager);
-  virtual ~DefaultContainerLayoutManager();
+  explicit WorkspaceLayoutManager(WorkspaceManager* workspace_manager);
+  virtual ~WorkspaceLayoutManager();
 
   // Returns the workspace manager for this container.
   WorkspaceManager* workspace_manager() {
     return workspace_manager_;
   }
 
   // Invoked when a window receives drag event.
   void PrepareForMoveOrResize(aura::Window* drag, aura::MouseEvent* event);
 
   // Invoked when a drag event didn't start any drag operation.
@@ skipping 15 matching lines @@
   virtual void OnChildWindowVisibilityChanged(aura::Window* child,
                                               bool visibile) OVERRIDE;
   virtual void SetChildBounds(aura::Window* child,
                               const gfx::Rect& requested_bounds) OVERRIDE;
  private:
   // Owned by WorkspaceController.
   WorkspaceManager* workspace_manager_;
 
   scoped_ptr<ShowStateController> show_state_controller_;
 
-  DISALLOW_COPY_AND_ASSIGN(DefaultContainerLayoutManager);
+  DISALLOW_COPY_AND_ASSIGN(WorkspaceLayoutManager);
 };
 
 }  // namespace internal
 }  // namespace ash
 
-#endif  // ASH_WM_DEFAULT_CONTAINER_LAYOUT_MANAGER_H_
+#endif  // ASH_WM_WORKSPACE_WORKSPACE_LAYOUT_MANAGER_H_