Refactor DrawingRecorders to check for cached drawings earlier

Source/platform/scroll/ScrollbarThemeOverlay.cpp

Index: Source/platform/scroll/ScrollbarThemeOverlay.cpp
diff --git a/Source/platform/scroll/ScrollbarThemeOverlay.cpp b/Source/platform/scroll/ScrollbarThemeOverlay.cpp
index e0d76116fd329c3f8500dc26d5805bd2f40b92d9..be49135a253f135c5709608882140cc103c273ee 100644
--- a/Source/platform/scroll/ScrollbarThemeOverlay.cpp
+++ b/Source/platform/scroll/ScrollbarThemeOverlay.cpp
@@ -128,10 +128,11 @@ int ScrollbarThemeOverlay::thumbThickness(ScrollbarThemeClient*)
 
 void ScrollbarThemeOverlay::paintThumb(GraphicsContext* context, ScrollbarThemeClient* scrollbar, const IntRect& rect)
 {
-    DrawingRecorder recorder(*context, *scrollbar, DisplayItem::ScrollbarThumb, rect);
-    if (recorder.canUseCachedDrawing())
+    if (DrawingRecorder::useCachedDrawingIfPossible(*context, *scrollbar, DisplayItem::ScrollbarThumb))
         return;
 
+    DrawingRecorder recorder(*context, *scrollbar, DisplayItem::ScrollbarThumb, rect);
+
     IntRect thumbRect = rect;
     if (scrollbar->orientation() == HorizontalScrollbar) {
         thumbRect.setHeight(thumbRect.height() - m_scrollbarMargin);