Make LayoutBoxModelObject const when passed to calculateBackgroundImageGeometry

Source/core/paint/BoxPainter.h

Index: Source/core/paint/BoxPainter.h
diff --git a/Source/core/paint/BoxPainter.h b/Source/core/paint/BoxPainter.h
index d6c1105618211a52950b4f2f7f2792f7495ee2f8..e65e179d8e33b38f6b26b1b3731f835cfc44854c 100644
--- a/Source/core/paint/BoxPainter.h
+++ b/Source/core/paint/BoxPainter.h
@@ -36,7 +36,7 @@ public:
     void paintMaskImages(const PaintInfo&, const LayoutRect&);
     void paintBoxDecorationBackgroundWithRect(const PaintInfo&, const LayoutPoint&, const LayoutRect&);
     static void paintFillLayerExtended(LayoutBoxModelObject&, const PaintInfo&, const Color&, const FillLayer&, const LayoutRect&, BackgroundBleedAvoidance, InlineFlowBox* = nullptr, const LayoutSize& = LayoutSize(), SkXfermode::Mode = SkXfermode::kSrcOver_Mode, LayoutObject* backgroundObject = nullptr);
-    static void calculateBackgroundImageGeometry(LayoutBoxModelObject&, const LayoutBoxModelObject* paintContainer, const GlobalPaintFlags, const FillLayer&, const LayoutRect& paintRect, BackgroundImageGeometry&, LayoutObject* backgroundObject = nullptr);
+    static void calculateBackgroundImageGeometry(const LayoutBoxModelObject&, const LayoutBoxModelObject* paintContainer, const GlobalPaintFlags, const FillLayer&, const LayoutRect& paintRect, BackgroundImageGeometry&, LayoutObject* backgroundObject = nullptr);
     static InterpolationQuality chooseInterpolationQuality(LayoutObject&, GraphicsContext*, Image*, const void*, const LayoutSize&);
     static bool paintNinePieceImage(LayoutBoxModelObject&, GraphicsContext*, const LayoutRect&, const ComputedStyle&, const NinePieceImage&, SkXfermode::Mode = SkXfermode::kSrcOver_Mode);
     static void paintBorder(LayoutBoxModelObject&, const PaintInfo&, const LayoutRect&, const ComputedStyle&, BackgroundBleedAvoidance = BackgroundBleedNone, bool includeLogicalLeftEdge = true, bool includeLogicalRightEdge = true);