Move painting code from RenderTableCell to TableCellPainter.

Source/core/paint/TableSectionPainter.cpp

Index: Source/core/paint/TableSectionPainter.cpp
diff --git a/Source/core/paint/TableSectionPainter.cpp b/Source/core/paint/TableSectionPainter.cpp
index 5866fdbbd5c433fd0dd0740e116065e32ea0a5de..30e07705d7686aa014b5011838cec82e60daabb2 100644
--- a/Source/core/paint/TableSectionPainter.cpp
+++ b/Source/core/paint/TableSectionPainter.cpp
@@ -6,6 +6,7 @@
 #include "core/paint/TableSectionPainter.h"
 
 #include "core/paint/ObjectPainter.h"
+#include "core/paint/TableCellPainter.h"
 #include "core/paint/TableRowPainter.h"
 #include "core/rendering/GraphicsContextAnnotator.h"
 #include "core/rendering/PaintInfo.h"
@@ -83,7 +84,7 @@ void TableSectionPainter::paintObject(PaintInfo& paintInfo, const LayoutPoint& p
                         if (!cell || (row > dirtiedRows.start() && m_renderTableSection.primaryCellAt(row - 1, col) == cell) || (col > dirtiedColumns.start() && m_renderTableSection.primaryCellAt(row, col - 1) == cell))
                             continue;
                         LayoutPoint cellPoint = m_renderTableSection.flipForWritingModeForChild(cell, paintOffset);
-                        cell->paintCollapsedBorders(paintInfo, cellPoint);
+                        TableCellPainter(*cell).paintCollapsedBorders(paintInfo, cellPoint);
                     }
                 }
             } else {
@@ -146,7 +147,7 @@ void TableSectionPainter::paintObject(PaintInfo& paintInfo, const LayoutPoint& p
             if (paintInfo.phase == PaintPhaseCollapsedTableBorders) {
                 for (unsigned i = cells.size(); i > 0; --i) {
                     LayoutPoint cellPoint = m_renderTableSection.flipForWritingModeForChild(cells[i - 1], paintOffset);
-                    cells[i - 1]->paintCollapsedBorders(paintInfo, cellPoint);
+                    TableCellPainter(*cells[i - 1]).paintCollapsedBorders(paintInfo, cellPoint);
                 }
             } else {
                 for (unsigned i = 0; i < cells.size(); ++i)
@@ -173,16 +174,16 @@ void TableSectionPainter::paintCell(RenderTableCell* cell, PaintInfo& paintInfo,
         // the stack, since we have already opened a transparency layer (potentially) for the table row group.
         // Note that we deliberately ignore whether or not the cell has a layer, since these backgrounds paint "behind" the
         // cell.
-        cell->paintBackgroundsBehindCell(paintInfo, cellPoint, columnGroup);
-        cell->paintBackgroundsBehindCell(paintInfo, cellPoint, column);
+        TableCellPainter(*cell).paintBackgroundsBehindCell(paintInfo, cellPoint, columnGroup);
+        TableCellPainter(*cell).paintBackgroundsBehindCell(paintInfo, cellPoint, column);
 
         // Paint the row group next.
-        cell->paintBackgroundsBehindCell(paintInfo, cellPoint, &m_renderTableSection);
+        TableCellPainter(*cell).paintBackgroundsBehindCell(paintInfo, cellPoint, &m_renderTableSection);
 
         // Paint the row next, but only if it doesn't have a layer. If a row has a layer, it will be responsible for
         // painting the row background for the cell.
         if (!row->hasSelfPaintingLayer())
-            cell->paintBackgroundsBehindCell(paintInfo, cellPoint, row);
+            TableCellPainter(*cell).paintBackgroundsBehindCell(paintInfo, cellPoint, row);
     }
     if ((!cell->hasSelfPaintingLayer() && !row->hasSelfPaintingLayer()))
         cell->paint(paintInfo, cellPoint);