Move common GC state update code out of paint-server application

Source/core/rendering/svg/RenderSVGResource.h

Index: Source/core/rendering/svg/RenderSVGResource.h
diff --git a/Source/core/rendering/svg/RenderSVGResource.h b/Source/core/rendering/svg/RenderSVGResource.h
index c1a59e5ec4dfd4d457960509c2f7b065adc04b67..7c283a6ba82bf6e0123579e19a9fe25b493d05c3 100644
--- a/Source/core/rendering/svg/RenderSVGResource.h
+++ b/Source/core/rendering/svg/RenderSVGResource.h
@@ -62,6 +62,10 @@ public:
     static RenderSVGResourceSolidColor* sharedSolidPaintingResource();
 
     static void markForLayoutAndParentResourceInvalidation(RenderObject*, bool needsLayout = true);
+
+protected:
+    // Transfer fill/stroke style (except paint server) to the GC.
+    static void updateGraphicsContext(GraphicsContext*, const RenderStyle*, const RenderObject&, unsigned resourceModeFlags);
 };
 
 #define DEFINE_RENDER_SVG_RESOURCE_TYPE_CASTS(thisType, typeName) \