Eliminate ash::internal namespace

ash/wm/dock/docked_window_resizer.h

 // Copyright (c) 2013 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_DOCK_DOCK_WINDOW_RESIZER_H_
 #define ASH_WM_DOCK_DOCK_WINDOW_RESIZER_H_
 
 #include "ash/wm/dock/dock_types.h"
 #include "ash/wm/window_resizer.h"
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 
 namespace gfx {
 class Point;
 class Rect;
 }
 
 namespace aura {
 class RootWindow;
 }
 
 namespace ash {
-namespace internal {
-
 class DockedWindowLayoutManager;
 
 // DockWindowResizer is used by ToplevelWindowEventFilter to handle dragging,
 // moving or resizing of a window while it is docked to the side of a screen.
 class ASH_EXPORT DockedWindowResizer : public WindowResizer {
  public:
   virtual ~DockedWindowResizer();
 
   // Creates a new DockWindowResizer. The caller takes ownership of the
   // returned object. The ownership of |next_window_resizer| is taken by the
@@ skipping 34 matching lines @@
   // end of the drag.
   DockedAction MaybeReparentWindowOnDragCompletion(bool is_resized,
                                                    bool is_attached_panel);
 
   gfx::Point last_location_;
 
   // Wraps a window resizer and adds detaching / reattaching during drags.
   scoped_ptr<WindowResizer> next_window_resizer_;
 
   // Dock container window.
-  internal::DockedWindowLayoutManager* dock_layout_;
-  internal::DockedWindowLayoutManager* initial_dock_layout_;
+  DockedWindowLayoutManager* dock_layout_;
+  DockedWindowLayoutManager* initial_dock_layout_;
 
   // Set to true once Drag() is invoked and the bounds of the window change.
   bool did_move_or_resize_;
 
   // Set to true if the window that is being dragged was docked before drag.
   bool was_docked_;
 
   // True if the dragged window is docked during the drag.
   bool is_docked_;
 
   // True if the dragged window had |bounds_changed_by_user| before the drag.
   // Cleared whenever the target window gets dragged outside of the docked area.
   bool was_bounds_changed_by_user_;
 
   base::WeakPtrFactory<DockedWindowResizer> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(DockedWindowResizer);
 };
 
-}  // namespace internal
 }  // namespace ash
 
 #endif  // ASH_WM_DOCK_DOCK_WINDOW_RESIZER_H_