[ash-md] Makes sure that minimized windows can be activated in overview

ash/common/wm/overview/window_selector_item.h

 // Copyright 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_COMMON_WM_OVERVIEW_WINDOW_SELECTOR_ITEM_H_
 #define ASH_COMMON_WM_OVERVIEW_WINDOW_SELECTOR_ITEM_H_
 
 #include <memory>
 
 #include "ash/ash_export.h"
@@ skipping 48 matching lines @@
 
   // Returns the root window on which this item is shown.
   WmWindow* root_window() { return root_window_; }
 
   // Returns true if |target| is contained in this WindowSelectorItem.
   bool Contains(const WmWindow* target) const;
 
   // Restores and animates the managed window to its non overview mode state.
   void RestoreWindow();
 
+  // Ensures that a possibly minimized window becomes visible after restore.
+  void EnsureVisible();
+
   // Restores stacking of window captions above the windows, then fades out.
   void Shutdown();
 
   // Dispatched before beginning window overview. This will do any necessary
   // one time actions such as restoring minimized windows.
   void PrepareForOverview();
 
   // Calculates and returns an optimal scale ratio. With MD this is only
   // taking into account |size.height()| as the width can vary. Without MD this
   // returns the scale that allows the item to fully fit within |size|.
@@ skipping 140 matching lines @@
   // corners. This view can have its color and opacity animated. It has a layer
   // which is the only textured layer used by the |item_widget_|.
   RoundedContainerView* background_view_;
 
   DISALLOW_COPY_AND_ASSIGN(WindowSelectorItem);
 };
 
 }  // namespace ash
 
 #endif  // ASH_COMMON_WM_OVERVIEW_WINDOW_SELECTOR_ITEM_H_