Clean-up hit-testing of scrollbars

Source/platform/scroll/ScrollView.cpp

Index: Source/platform/scroll/ScrollView.cpp
diff --git a/Source/platform/scroll/ScrollView.cpp b/Source/platform/scroll/ScrollView.cpp
index 521c54867df0165e04760f31020846a340281ca2..7144721470fe9d1c763fddc6dc62671e6390fb2f 100644
--- a/Source/platform/scroll/ScrollView.cpp
+++ b/Source/platform/scroll/ScrollView.cpp
@@ -682,9 +682,14 @@ void ScrollView::setScrollbarsSuppressed(bool suppressed, bool repaintOnUnsuppre
     }
 }
 
-Scrollbar* ScrollView::scrollbarAtPoint(const IntPoint& windowPoint)
+Scrollbar* ScrollView::scrollbarAtWindowPoint(const IntPoint& windowPoint)
 {
     IntPoint viewPoint = convertFromContainingWindow(windowPoint);
+    return scrollbarAtViewPoint(viewPoint);
+}
+
+Scrollbar* ScrollView::scrollbarAtViewPoint(const IntPoint& viewPoint)
+{
     if (m_horizontalScrollbar && m_horizontalScrollbar->shouldParticipateInHitTesting() && m_horizontalScrollbar->frameRect().contains(viewPoint))
         return m_horizontalScrollbar.get();
     if (m_verticalScrollbar && m_verticalScrollbar->shouldParticipateInHitTesting() && m_verticalScrollbar->frameRect().contains(viewPoint))