Implement interfaces in PaintInfo and make it a class.

Source/core/rendering/svg/SVGInlineFlowBox.cpp

Index: Source/core/rendering/svg/SVGInlineFlowBox.cpp
diff --git a/Source/core/rendering/svg/SVGInlineFlowBox.cpp b/Source/core/rendering/svg/SVGInlineFlowBox.cpp
index 66b93be57176fadccf5a5c4143b7062cdcd94982..98f4179f3fb4f93e7d21135a6f61ea3093b89c90 100644
--- a/Source/core/rendering/svg/SVGInlineFlowBox.cpp
+++ b/Source/core/rendering/svg/SVGInlineFlowBox.cpp
@@ -35,8 +35,8 @@ namespace WebCore {
 
 void SVGInlineFlowBox::paintSelectionBackground(PaintInfo& paintInfo)
 {
-    ASSERT(paintInfo.phase == PaintPhaseForeground || paintInfo.phase == PaintPhaseSelection);
-    ASSERT(!paintInfo.context->paintingDisabled());
+    ASSERT(paintInfo.getPhase() == PaintPhaseForeground || paintInfo.getPhase() == PaintPhaseSelection);
+    ASSERT(!paintInfo.getContext()->paintingDisabled());
 
     PaintInfo childPaintInfo(paintInfo);
     for (InlineBox* child = firstChild(); child; child = child->nextOnLine()) {
@@ -49,8 +49,8 @@ void SVGInlineFlowBox::paintSelectionBackground(PaintInfo& paintInfo)
 
 void SVGInlineFlowBox::paint(PaintInfo& paintInfo, const LayoutPoint&, LayoutUnit, LayoutUnit)
 {
-    ASSERT(paintInfo.phase == PaintPhaseForeground || paintInfo.phase == PaintPhaseSelection);
-    ASSERT(!paintInfo.context->paintingDisabled());
+    ASSERT(paintInfo.getPhase() == PaintPhaseForeground || paintInfo.getPhase() == PaintPhaseSelection);
+    ASSERT(!paintInfo.getContext()->paintingDisabled());
 
     RenderObject* boxRenderer = renderer();
     ASSERT(boxRenderer);