Nukes USE_AURA ifdefs from views

ui/views/controls/scrollbar/base_scroll_bar_button.cc

Index: ui/views/controls/scrollbar/base_scroll_bar_button.cc
diff --git a/ui/views/controls/scrollbar/base_scroll_bar_button.cc b/ui/views/controls/scrollbar/base_scroll_bar_button.cc
index c0a9e513c9d7bc57bac051e4607eb3944ac6c60f..0a765c429629857e5affbea00d26a874d1cb4070 100644
--- a/ui/views/controls/scrollbar/base_scroll_bar_button.cc
+++ b/ui/views/controls/scrollbar/base_scroll_bar_button.cc
@@ -35,13 +35,9 @@ void BaseScrollBarButton::OnMouseCaptureLost() {
 
 void BaseScrollBarButton::RepeaterNotifyClick() {
   // TODO(sky): See if we can convert to using |Screen| everywhere.
-#if defined(OS_WIN) && !defined(USE_AURA)
-  gfx::Point cursor_point(GetMessagePos());
-#else
   // TODO(scottmg): Native is wrong: http://crbug.com/133312
   gfx::Point cursor_point =
       gfx::Screen::GetNativeScreen()->GetCursorScreenPoint();
-#endif
   ui::MouseEvent event(ui::ET_MOUSE_RELEASED,
                        cursor_point, cursor_point,
                        ui::EF_LEFT_MOUSE_BUTTON,