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

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

Index: chrome/browser/ui/views/apps/app_info_dialog/app_info_footer_panel.h
diff --git a/chrome/browser/ui/views/apps/app_info_dialog/app_info_footer_panel.h b/chrome/browser/ui/views/apps/app_info_dialog/app_info_footer_panel.h
index 312ebae6920fff061644a936e6064a4392b58665..0dc6740266b9cb14e356fb094843daa4e4ad3f68 100644
--- a/chrome/browser/ui/views/apps/app_info_dialog/app_info_footer_panel.h
+++ b/chrome/browser/ui/views/apps/app_info_dialog/app_info_footer_panel.h
@@ -25,10 +25,6 @@ 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
@@ -80,10 +76,10 @@ class AppInfoFooterPanel
   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_;