Implement interfaces in PaintInfo and make it a class.

Source/core/rendering/RenderTableRow.cpp

Index: Source/core/rendering/RenderTableRow.cpp
diff --git a/Source/core/rendering/RenderTableRow.cpp b/Source/core/rendering/RenderTableRow.cpp
index 2584b37fecb9189abae80ad4e17f6ba10087d45c..d2e765dfb307db9ff8e67efee1112045afe8fac9 100644
--- a/Source/core/rendering/RenderTableRow.cpp
+++ b/Source/core/rendering/RenderTableRow.cpp
@@ -235,7 +235,7 @@ bool RenderTableRow::nodeAtPoint(const HitTestRequest& request, HitTestResult& r
 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()));
 }
@@ -249,7 +249,7 @@ void RenderTableRow::paint(PaintInfo& paintInfo, const LayoutPoint& 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);
             }