Fix phantom windows for small windows when using --ash-enable-alternate-caption-button

ash/wm/workspace/phantom_window_controller.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_PHANTOM_WINDOW_CONTROLLER_H_
 #define ASH_WM_WORKSPACE_PHANTOM_WINDOW_CONTROLLER_H_
 
 #include "ash/ash_export.h"
 #include "base/basictypes.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 26 matching lines @@
 
   // If set, the phantom window is stacked below this window, otherwise it
   // is stacked above the window passed to the constructor.
   void set_phantom_below_window(aura::Window* phantom_below_window) {
     phantom_below_window_ = phantom_below_window;
   }
 
  private:
   friend class PhantomWindowControllerTest;
 
+  // Animates the phantom window towards |bounds_in_screen| when the alternate
+  // caption button style is used.
+  void ShowAlternate(const gfx::Rect& bounds_in_screen);
+
+  // Animates the phantom window towards |bounds_in_screen| when the legacy
+  // caption button style is used.
+  void ShowLegacy(const gfx::Rect& bounds_in_screen);
+
   // Creates, shows and returns a phantom widget at |bounds|
   // with kShellWindowId_ShelfContainer in |root_window| as a parent.
   scoped_ptr<views::Widget> CreatePhantomWidget(
       aura::Window* root_window,
       const gfx::Rect& bounds_in_screen);
 
   // Window the phantom is placed beneath.
   aura::Window* window_;
 
   // If set, the phantom window should get stacked below this window.
@@ skipping 13 matching lines @@
   // same root window. Not used when using the alternate caption button style.
   scoped_ptr<views::Widget> phantom_widget_in_start_root_;
 
   DISALLOW_COPY_AND_ASSIGN(PhantomWindowController);
 };
 
 }  // namespace internal
 }  // namespace ash
 
 #endif  // ASH_WM_WORKSPACE_PHANTOM_WINDOW_CONTROLLER_H_