Remove some platform specific stuff from views.

ui/app_list/views/contents_switcher_view.h

Index: ui/app_list/views/contents_switcher_view.h
diff --git a/ui/app_list/views/contents_switcher_view.h b/ui/app_list/views/contents_switcher_view.h
deleted file mode 100644
index c6f2bdf0e7247a16baeb13e7f02e0e7c51ade349..0000000000000000000000000000000000000000
--- a/ui/app_list/views/contents_switcher_view.h
+++ /dev/null
@@ -1,52 +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_CONTENTS_SWITCHER_VIEW_H_
-#define UI_APP_LIST_VIEWS_CONTENTS_SWITCHER_VIEW_H_
-
-#include <map>
-
-#include "base/basictypes.h"
-#include "ui/app_list/pagination_model_observer.h"
-#include "ui/views/controls/button/button.h"
-#include "ui/views/view.h"
-
-namespace app_list {
-
-class ContentsView;
-
-// A view that contains buttons to switch the displayed view in the given
-// ContentsView.
-class ContentsSwitcherView : public views::View,
-                             public views::ButtonListener,
-                             public PaginationModelObserver {
- public:
-  explicit ContentsSwitcherView(ContentsView* contents_view);
-  virtual ~ContentsSwitcherView();
-
-  ContentsView* contents_view() const { return contents_view_; }
-
-  // Adds a switcher button using |resource_id| as the button's image, which
-  // opens the page with index |page_index| in the ContentsView.
-  void AddSwitcherButton(int resource_id, int page_index);
-
- private:
-  // Overridden from views::ButtonListener:
-  virtual void ButtonPressed(views::Button* sender,
-                             const ui::Event& event) override;
-
-  // Overridden from PaginationModelObserver:
-  virtual void TotalPagesChanged() override;
-  virtual void SelectedPageChanged(int old_selected, int new_selected) override;
-  virtual void TransitionStarted() override;
-  virtual void TransitionChanged() override;
-
-  ContentsView* contents_view_;  // Owned by views hierarchy.
-
-  DISALLOW_COPY_AND_ASSIGN(ContentsSwitcherView);
-};
-
-}  // namespace app_list
-
-#endif  // UI_APP_LIST_VIEWS_CONTENTS_SWITCHER_VIEW_H_