Remove some platform specific stuff from views.

ui/app_list/views/tile_item_view.h

Index: ui/app_list/views/tile_item_view.h
diff --git a/ui/app_list/views/tile_item_view.h b/ui/app_list/views/tile_item_view.h
deleted file mode 100644
index 816adfd0c6f614f47942c5c25c1d7d217ac269b2..0000000000000000000000000000000000000000
--- a/ui/app_list/views/tile_item_view.h
+++ /dev/null
@@ -1,55 +0,0 @@
-// Copyright 2014 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 UI_APP_LIST_VIEWS_TILE_ITEM_VIEW_H_
-#define UI_APP_LIST_VIEWS_TILE_ITEM_VIEW_H_
-
-#include "ui/app_list/app_list_export.h"
-#include "ui/app_list/search_result_observer.h"
-#include "ui/views/controls/button/button.h"
-#include "ui/views/controls/button/custom_button.h"
-
-namespace views {
-class ImageView;
-class Label;
-}
-
-namespace app_list {
-
-class SearchResult;
-
-// The view for a tile in the app list on the start/search page.
-class APP_LIST_EXPORT TileItemView : public views::CustomButton,
-                                     public views::ButtonListener,
-                                     public SearchResultObserver {
- public:
-  TileItemView();
-  virtual ~TileItemView();
-
-  void SetSearchResult(SearchResult* item);
-
- private:
-  // Overridden from views::View:
-  virtual gfx::Size GetPreferredSize() const override;
-
-  // Overridden from views::ButtonListener:
-  virtual void ButtonPressed(views::Button* sender,
-                             const ui::Event& event) override;
-
-  // Overridden from SearchResultObserver:
-  virtual void OnIconChanged() override;
-  virtual void OnResultDestroying() override;
-
-  // Owned by the model provided by the AppListViewDelegate.
-  SearchResult* item_;
-
-  views::ImageView* icon_;  // Owned by views hierarchy.
-  views::Label* title_;     // Owned by views hierarchy.
-
-  DISALLOW_COPY_AND_ASSIGN(TileItemView);
-};
-
-}  // namespace app_list
-
-#endif  // UI_APP_LIST_VIEWS_TILE_ITEM_VIEW_H_