Cleanup DeprecatedPaintLayer::physicalBoundingBox() and derivatives

Source/core/paint/FilterPainter.cpp

Index: Source/core/paint/FilterPainter.cpp
diff --git a/Source/core/paint/FilterPainter.cpp b/Source/core/paint/FilterPainter.cpp
index 98d2d5b16784931faf63dc9386d9e9421089ccd5..309a8a2cbe9278beab4eef2ec09d513a91f80134 100644
--- a/Source/core/paint/FilterPainter.cpp
+++ b/Source/core/paint/FilterPainter.cpp
@@ -40,7 +40,7 @@ FilterPainter::FilterPainter(DeprecatedPaintLayer& layer, GraphicsContext* conte
         return;
 
     if (!rootRelativeBoundsComputed) {
-        rootRelativeBounds = layer.physicalBoundingBoxIncludingReflectionAndStackingChildren(paintingInfo.rootLayer, offsetFromRoot);
+        rootRelativeBounds = layer.physicalBoundingBoxIncludingReflectionAndStackingChildren(offsetFromRoot);
         rootRelativeBoundsComputed = true;
     }