[MD] Eliminate as many SetStyle(STYLE_BUTTON) calls as possible.

chrome/browser/ui/views/apps/app_info_dialog/app_info_footer_panel.h

 // 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 CHROME_BROWSER_UI_VIEWS_APPS_APP_INFO_DIALOG_APP_INFO_FOOTER_PANEL_H_
 #define CHROME_BROWSER_UI_VIEWS_APPS_APP_INFO_DIALOG_APP_INFO_FOOTER_PANEL_H_
 
 #include <memory>
 
 #include "base/gtest_prod_util.h"
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
 #include "chrome/browser/extensions/extension_uninstall_dialog.h"
 #include "chrome/browser/ui/views/apps/app_info_dialog/app_info_panel.h"
 #include "ui/gfx/native_widget_types.h"
 #include "ui/views/controls/button/button.h"
 
 class Profile;
 
 namespace extensions {
 class Extension;
 }
 
 namespace ui {
 class Event;
 }
 
-namespace views {
-class LabelButton;
-}
-
 // A small summary panel with buttons to control the app that is displayed at
 // the bottom of the app info dialog.
 class AppInfoFooterPanel
     : public AppInfoPanel,
       public views::ButtonListener,
       public extensions::ExtensionUninstallDialog::Delegate,
       public base::SupportsWeakPtr<AppInfoFooterPanel> {
  public:
   AppInfoFooterPanel(gfx::NativeWindow parent_window,
                      Profile* profile,
@@ skipping 31 matching lines @@
   bool CanSetPinnedToShelf() const;
 #endif
 
   // Uninstall the app. Must only be called if CanUninstallApp() returns true.
   void UninstallApp();
   bool CanUninstallApp() const;
 
   gfx::NativeWindow parent_window_;
 
   // UI elements on the dialog. Elements are NULL if they are not displayed.
-  views::LabelButton* create_shortcuts_button_;
-  views::LabelButton* pin_to_shelf_button_;
-  views::LabelButton* unpin_from_shelf_button_;
-  views::LabelButton* remove_button_;
+  views::View* create_shortcuts_button_;
+  views::View* pin_to_shelf_button_;
+  views::View* unpin_from_shelf_button_;
+  views::View* remove_button_;
 
   std::unique_ptr<extensions::ExtensionUninstallDialog>
       extension_uninstall_dialog_;
 
   base::WeakPtrFactory<AppInfoFooterPanel> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(AppInfoFooterPanel);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_APPS_APP_INFO_DIALOG_APP_INFO_FOOTER_PANEL_H_