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

Source/core/rendering/svg/SVGRenderSupport.cpp

Index: Source/core/rendering/svg/SVGRenderSupport.cpp
diff --git a/Source/core/rendering/svg/SVGRenderSupport.cpp b/Source/core/rendering/svg/SVGRenderSupport.cpp
index 2a51b9ce6fd21cf817a9d8b5c0014625ef3dd8c1..7df56c24038d565c16f87864997b3d559116d6c9 100644
--- a/Source/core/rendering/svg/SVGRenderSupport.cpp
+++ b/Source/core/rendering/svg/SVGRenderSupport.cpp
@@ -402,6 +402,37 @@ void SVGRenderSupport::fillOrStrokePath(GraphicsContext* context, unsigned short
         context->strokePath(path);
 }
 
+void SVGRenderSupport::updateGraphicsContext(GraphicsContext* context, const RenderStyle* style, const RenderObject& renderer, unsigned resourceModeFlags)
+{
+    ASSERT(context);
+    ASSERT(style);
+
+    RenderSVGResourceMode resourceMode = static_cast<RenderSVGResourceMode>(resourceModeFlags & (ApplyToFillMode | ApplyToStrokeMode));
+    ASSERT(resourceMode == ApplyToFillMode || resourceMode == ApplyToStrokeMode);
+
+    if (isRenderingClipPathAsMaskImage(renderer)) {
+        // When rendering the mask for a RenderSVGResourceClipper, the stroke code path is never hit.
+        ASSERT(resourceMode == ApplyToFillMode);
+        context->setAlphaAsFloat(1);
+        if (resourceModeFlags & ApplyToTextMode)
+            context->setTextDrawingMode(TextModeFill);
+        return;
+    }
+
+    const SVGRenderStyle& svgStyle = style->svgStyle();
+
+    if (resourceMode == ApplyToFillMode) {
+        context->setAlphaAsFloat(svgStyle.fillOpacity());
+        context->setFillRule(svgStyle.fillRule());
+    } else {
+        context->setAlphaAsFloat(svgStyle.strokeOpacity());
+        applyStrokeStyleToContext(context, style, &renderer);
+    }
+
+    if (resourceModeFlags & ApplyToTextMode)
+        context->setTextDrawingMode(resourceMode == ApplyToFillMode ? TextModeFill : TextModeStroke);
+}
+
 bool SVGRenderSupport::isRenderableTextNode(const RenderObject* object)
 {
     ASSERT(object->isText());