Implement interfaces in PaintInfo and make it a class.

Source/core/rendering/RenderTableRow.cpp

 /**
  * Copyright (C) 1997 Martin Jones (mjones@kde.org)
  *           (C) 1997 Torben Weis (weis@kde.org)
  *           (C) 1998 Waldo Bastian (bastian@kde.org)
  *           (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 217 matching lines @@
             }
         }
     }
 
     return false;
 }
 
 void RenderTableRow::paintOutlineForRowIfNeeded(PaintInfo& paintInfo, const LayoutPoint& paintOffset)
 {
     LayoutPoint adjustedPaintOffset = paintOffset + location();
-    PaintPhase paintPhase = paintInfo.phase;
+    PaintPhase paintPhase = paintInfo.getPhase();
     if ((paintPhase == PaintPhaseOutline || paintPhase == PaintPhaseSelfOutline) && style()->visibility() == VISIBLE)
         paintOutline(paintInfo, LayoutRect(adjustedPaintOffset, size()));
 }
 
 void RenderTableRow::paint(PaintInfo& paintInfo, const LayoutPoint& paintOffset)
 {
     ASSERT(hasSelfPaintingLayer());
     ANNOTATE_GRAPHICS_CONTEXT(paintInfo, this);
 
     paintOutlineForRowIfNeeded(paintInfo, paintOffset);
     for (RenderObject* child = firstChild(); child; child = child->nextSibling()) {
         if (child->isTableCell()) {
             // Paint the row background behind the cell.
-            if (paintInfo.phase == PaintPhaseBlockBackground || paintInfo.phase == PaintPhaseChildBlockBackground) {
+            if (paintInfo.getPhase() == PaintPhaseBlockBackground || paintInfo.getPhase() == PaintPhaseChildBlockBackground) {
                 RenderTableCell* cell = toRenderTableCell(child);
                 cell->paintBackgroundsBehindCell(paintInfo, paintOffset, this);
             }
             if (!toRenderBox(child)->hasSelfPaintingLayer())
                 child->paint(paintInfo, paintOffset);
         }
     }
 }
 
 void RenderTableRow::imageChanged(WrappedImagePtr, const IntRect*)
@@ skipping 11 matching lines @@
 
 RenderTableRow* RenderTableRow::createAnonymousWithParentRenderer(const RenderObject* parent)
 {
     RenderTableRow* newRow = RenderTableRow::createAnonymous(parent->document());
     RefPtr<RenderStyle> newStyle = RenderStyle::createAnonymousStyleWithDisplay(parent->style(), TABLE_ROW);
     newRow->setStyle(newStyle.release());
     return newRow;
 }
 
 } // namespace WebCore