Implement interfaces in PaintInfo and make it a class.

Source/core/rendering/RenderTableCell.cpp

Index: Source/core/rendering/RenderTableCell.cpp
diff --git a/Source/core/rendering/RenderTableCell.cpp b/Source/core/rendering/RenderTableCell.cpp
index b612c2077be9f6b7d9db0bf87d1c94a7af4dcc65..0194d79c46b55a7ee76d6d02144b65209245c755 100644
--- a/Source/core/rendering/RenderTableCell.cpp
+++ b/Source/core/rendering/RenderTableCell.cpp
@@ -985,7 +985,7 @@ int RenderTableCell::borderHalfAfter(bool outer) const
 
 void RenderTableCell::paint(PaintInfo& paintInfo, const LayoutPoint& paintOffset)
 {
-    ASSERT(paintInfo.phase != PaintPhaseCollapsedTableBorders);
+    ASSERT(paintInfo.getPhase() != PaintPhaseCollapsedTableBorders);
     RenderBlock::paint(paintInfo, paintOffset);
 }
 
@@ -1085,13 +1085,13 @@ void RenderTableCell::sortBorderValues(RenderTable::CollapsedBorderValues& borde
 
 void RenderTableCell::paintCollapsedBorders(PaintInfo& paintInfo, const LayoutPoint& paintOffset)
 {
-    ASSERT(paintInfo.phase == PaintPhaseCollapsedTableBorders);
+    ASSERT(paintInfo.getPhase() == PaintPhaseCollapsedTableBorders);
 
     if (!paintInfo.shouldPaintWithinRoot(this) || style()->visibility() != VISIBLE)
         return;
 
-    LayoutRect localRepaintRect = paintInfo.rect;
-    localRepaintRect.inflate(maximalOutlineSize(paintInfo.phase));
+    LayoutRect localRepaintRect = paintInfo.getRect();
+    localRepaintRect.inflate(maximalOutlineSize(paintInfo.getPhase()));
 
     LayoutRect paintRect = LayoutRect(paintOffset + location(), pixelSnappedSize());
     if (paintRect.y() - table()->outerBorderTop() >= localRepaintRect.maxY())
@@ -1100,7 +1100,7 @@ void RenderTableCell::paintCollapsedBorders(PaintInfo& paintInfo, const LayoutPo
     if (paintRect.maxY() + table()->outerBorderBottom() <= localRepaintRect.y())
         return;
 
-    GraphicsContext* graphicsContext = paintInfo.context;
+    GraphicsContext* graphicsContext = paintInfo.getContext();
     if (!table()->currentBorderValue() || graphicsContext->paintingDisabled())
         return;
 
@@ -1175,11 +1175,11 @@ void RenderTableCell::paintBackgroundsBehindCell(PaintInfo& paintInfo, const Lay
         // We have to clip here because the background would paint
         // on top of the borders otherwise.  This only matters for cells and rows.
         bool shouldClip = backgroundObject->hasLayer() && (backgroundObject == this || backgroundObject == parent()) && tableElt->collapseBorders();
-        GraphicsContextStateSaver stateSaver(*paintInfo.context, shouldClip);
+        GraphicsContextStateSaver stateSaver(*(paintInfo.getContext()), shouldClip);
         if (shouldClip) {
             LayoutRect clipRect(adjustedPaintOffset.x() + borderLeft(), adjustedPaintOffset.y() + borderTop(),
                 width() - borderLeft() - borderRight(), height() - borderTop() - borderBottom());
-            paintInfo.context->clip(clipRect);
+            paintInfo.getContext()->clip(clipRect);
         }
         paintFillLayers(paintInfo, c.color(), bgLayer, LayoutRect(adjustedPaintOffset, pixelSnappedSize()), BackgroundBleedNone, CompositeSourceOver, backgroundObject);
     }
@@ -1210,7 +1210,7 @@ void RenderTableCell::paintBoxDecorations(PaintInfo& paintInfo, const LayoutPoin
 
 void RenderTableCell::paintMask(PaintInfo& paintInfo, const LayoutPoint& paintOffset)
 {
-    if (style()->visibility() != VISIBLE || paintInfo.phase != PaintPhaseMask)
+    if (style()->visibility() != VISIBLE || paintInfo.getPhase() != PaintPhaseMask)
         return;
 
     RenderTable* tableElt = table();