Refactor PhantomWindowController so that the PhantomWindowController owns the phantom window

ash/wm/workspace/workspace_window_resizer.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_WINDOW_RESIZER_H_
 #define ASH_WM_WORKSPACE_WINDOW_RESIZER_H_
 
 #include <vector>
 
 #include "ash/wm/window_resizer.h"
@@ skipping 58 matching lines @@
   virtual aura::Window* GetTarget() OVERRIDE;
   virtual const gfx::Point& GetInitialLocation() const OVERRIDE;
 
  private:
   WorkspaceWindowResizer(const Details& details,
                          const std::vector<aura::Window*>& attached_windows);
 
  private:
   friend class WorkspaceWindowResizerTest;
 
-  // Returns the final bounds to place the window at. This differs from
-  // the current when snapping.
-  gfx::Rect GetFinalBounds(const gfx::Rect& bounds) const;
-
   // Lays out the attached windows. |bounds| is the bounds of the main window.
   void LayoutAttachedWindows(gfx::Rect* bounds);
 
   // Calculates the new sizes of the attached windows, given that the main
   // window has been resized (along the primary axis) by |delta|.
   // |available_size| is the maximum length of the space that the attached
   // windows are allowed to occupy (ie: the distance between the right/bottom
   // edge of the primary window and the right/bottom of the desktop area).
   // Populates |sizes| with the desired sizes of the attached windows, and
   // returns the number of pixels that couldn't be allocated to the attached
@@ skipping 134 matching lines @@
   // Current instance for use by the WorkspaceWindowResizerTest.
   static WorkspaceWindowResizer* instance_;
 
   DISALLOW_COPY_AND_ASSIGN(WorkspaceWindowResizer);
 };
 
 }  // namespace internal
 }  // namespace ash
 
 #endif  // ASH_WM_WORKSPACE_WINDOW_RESIZER_H_