ash: Update app list UI to match latest crwm.

ash/app_list/app_list_item_view.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_APP_LIST_APP_LIST_ITEM_VIEW_H_
 #define ASH_APP_LIST_APP_LIST_ITEM_VIEW_H_
 #pragma once
 
 #include "ash/app_list/app_list_item_model_observer.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 15 matching lines @@
 
 class AppListItemView : public views::CustomButton,
                         public views::ContextMenuController,
                         public AppListItemModelObserver {
  public:
   AppListItemView(AppListModelView* list_model_view,
                   AppListItemModel* model,
                   views::ButtonListener* listener);
   virtual ~AppListItemView();
 
+  static gfx::Size GetPreferredSizeForIconSize(const gfx::Size& icon_size);
+
   void SetSelected(bool selected);
   bool selected() const {
     return selected_;
   }
 
   AppListItemModel* model() const {
     return model_;
   }
 
   void set_icon_size(const gfx::Size& size) {
     icon_size_ = size;
   }
 
-  // Icon padding
-  static const int kPadding = 5;
-
   // Internal class name.
   static const char kViewClassName[];
 
  private:
   // AppListItemModelObserver overrides:
   virtual void ItemIconChanged() OVERRIDE;
   virtual void ItemTitleChanged() OVERRIDE;
 
   // views::View overrides:
   virtual std::string GetClassName() const OVERRIDE;
@@ skipping 18 matching lines @@
 
   gfx::Size icon_size_;
   bool selected_;
 
   DISALLOW_COPY_AND_ASSIGN(AppListItemView);
 };
 
 }  // namespace ash
 
 #endif  // ASH_APP_LIST_APP_LIST_ITEM_VIEW_H_