Remove setCompositingLayersNeedRebuild call in RenderLayer::styleChanged

Source/core/rendering/RenderLayer.h

Index: Source/core/rendering/RenderLayer.h
diff --git a/Source/core/rendering/RenderLayer.h b/Source/core/rendering/RenderLayer.h
index db245b0ff9af5eafdefe7a895e8671abb8923742..1e5e7dcd5f3067cf165a60735c2830a003213dae 100644
--- a/Source/core/rendering/RenderLayer.h
+++ b/Source/core/rendering/RenderLayer.h
@@ -345,11 +345,6 @@ public:
     // Computes the bounding repaint rect for |renderObject|, in the coordinate space of |repaintContainer|'s GraphicsLayer backing.
     static LayoutRect computeRepaintRect(const RenderObject*, const RenderLayer* repaintContainer);
 
-    bool needsCompositingLayersRebuiltForClip(const RenderStyle* oldStyle, const RenderStyle* newStyle) const;
-    bool needsCompositingLayersRebuiltForOverflow(const RenderStyle* oldStyle, const RenderStyle* newStyle) const;
-    bool needsCompositingLayersRebuiltForFilters(const RenderStyle* oldStyle, const RenderStyle* newStyle) const;
-    bool needsCompositingLayersRebuiltForBlending(const RenderStyle* oldStyle, const RenderStyle* newStyle) const;
-
     bool paintsWithTransparency(PaintBehavior paintBehavior) const
     {
         return isTransparent() && ((paintBehavior & PaintBehaviorFlattenCompositingLayers) || compositingState() != PaintsIntoOwnBacking);