Delete odd assignment of IgnoreOverlayScrollbarSize

Source/core/rendering/RenderLayerClipper.cpp

Index: Source/core/rendering/RenderLayerClipper.cpp
diff --git a/Source/core/rendering/RenderLayerClipper.cpp b/Source/core/rendering/RenderLayerClipper.cpp
index a89a946480b93796b8479121d8da109f6cb6b2e4..653513654abdbaef80200bdc22f8ca6586ccfba3 100644
--- a/Source/core/rendering/RenderLayerClipper.cpp
+++ b/Source/core/rendering/RenderLayerClipper.cpp
@@ -244,9 +244,7 @@ void RenderLayerClipper::calculateClipRects(const ClipRectsContext& context, Cli
         if (context.usesCache() && parentLayer->clipper().cachedClipRects(context)) {
             clipRects = *parentLayer->clipper().cachedClipRects(context);
         } else {
-            ClipRectsContext parentContext(context);
-            parentContext.scrollbarRelevancy = IgnoreOverlayScrollbarSize; // FIXME: why?

[chrishtr, 2014/06/27 22:00:29]

Does IgnoreOverlayScrollbarSize ever do anything here? I can't quite find the
place where it would. ScrollableArea seems to be the only place that cares?
Anyway just checking if this is actually dead.

-            parentLayer->clipper().calculateClipRects(parentContext, clipRects);
+            parentLayer->clipper().calculateClipRects(context, clipRects);
         }
     } else {
         clipRects.reset(PaintInfo::infiniteRect());