Pass more const RenderObject& in the vicinity of paint-servers

Source/core/rendering/svg/RenderSVGShape.cpp

Index: Source/core/rendering/svg/RenderSVGShape.cpp
diff --git a/Source/core/rendering/svg/RenderSVGShape.cpp b/Source/core/rendering/svg/RenderSVGShape.cpp
index 6e0a737b53d824451e27ba3af3238187577a45c8..f8925f85e35f26fffbb59f35359db674830dea54 100644
--- a/Source/core/rendering/svg/RenderSVGShape.cpp
+++ b/Source/core/rendering/svg/RenderSVGShape.cpp
@@ -112,7 +112,7 @@ bool RenderSVGShape::fillContains(const FloatPoint& point, bool requiresFill, co
         return false;
 
     bool hasFallback;
-    if (requiresFill && !RenderSVGResource::requestPaintingResource(ApplyToFillMode, this, style(), hasFallback))
+    if (requiresFill && !RenderSVGResource::requestPaintingResource(ApplyToFillMode, *this, style(), hasFallback))
         return false;
 
     return shapeDependentFillContains(point, fillRule);
@@ -124,7 +124,7 @@ bool RenderSVGShape::strokeContains(const FloatPoint& point, bool requiresStroke
         return false;
 
     bool hasFallback;
-    if (requiresStroke && !RenderSVGResource::requestPaintingResource(ApplyToStrokeMode, this, style(), hasFallback))
+    if (requiresStroke && !RenderSVGResource::requestPaintingResource(ApplyToStrokeMode, *this, style(), hasFallback))
         return false;
 
     return shapeDependentStrokeContains(point);