Implement interfaces in PaintInfo and make it a class.

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 08b862e74471186552f129155366cb59edbb1f9f..f173b912297013dee926f1f40bb88a9ffb4c17a4 100644
--- a/Source/core/rendering/svg/RenderSVGShape.cpp
+++ b/Source/core/rendering/svg/RenderSVGShape.cpp
@@ -267,27 +267,27 @@ void RenderSVGShape::paint(PaintInfo& paintInfo, const LayoutPoint&)
 {
     ANNOTATE_GRAPHICS_CONTEXT(paintInfo, this);
 
-    if (paintInfo.context->paintingDisabled() || style()->visibility() == HIDDEN || isEmpty())
+    if (paintInfo.getContext()->paintingDisabled() || style()->visibility() == HIDDEN || isEmpty())
         return;
     FloatRect boundingBox = repaintRectInLocalCoordinates();
     if (!SVGRenderSupport::paintInfoIntersectsRepaintRect(boundingBox, m_localTransform, paintInfo))
         return;
 
     PaintInfo childPaintInfo(paintInfo);
-    bool drawsOutline = style()->outlineWidth() && (childPaintInfo.phase == PaintPhaseOutline || childPaintInfo.phase == PaintPhaseSelfOutline);
-    if (drawsOutline || childPaintInfo.phase == PaintPhaseForeground) {
-        GraphicsContextStateSaver stateSaver(*childPaintInfo.context);
+    bool drawsOutline = style()->outlineWidth() && (childPaintInfo.getPhase() == PaintPhaseOutline || childPaintInfo.getPhase() == PaintPhaseSelfOutline);
+    if (drawsOutline || childPaintInfo.getPhase() == PaintPhaseForeground) {
+        GraphicsContextStateSaver stateSaver(*(childPaintInfo.getContext()));
         childPaintInfo.applyTransform(m_localTransform);
 
-        if (childPaintInfo.phase == PaintPhaseForeground) {
+        if (childPaintInfo.getPhase() == PaintPhaseForeground) {
             SVGRenderingContext renderingContext(this, childPaintInfo);
 
             if (renderingContext.isRenderingPrepared()) {
                 const SVGRenderStyle* svgStyle = style()->svgStyle();
                 if (svgStyle->shapeRendering() == SR_CRISPEDGES)
-                    childPaintInfo.context->setShouldAntialias(false);
+                    childPaintInfo.getContext()->setShouldAntialias(false);
 
-                fillAndStrokeShape(childPaintInfo.context);
+                fillAndStrokeShape(childPaintInfo.getContext());
                 if (!m_markerPositions.isEmpty())
                     drawMarkers(childPaintInfo);
             }