Implement a paint offset cache for slimming paint v2

Source/core/paint/TableRowPainter.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "config.h"
 #include "core/paint/TableRowPainter.h"
 
 #include "core/layout/LayoutTableCell.h"
 #include "core/layout/LayoutTableRow.h"
 #include "core/paint/LayoutObjectDrawingRecorder.h"
 #include "core/paint/ObjectPainter.h"
 #include "core/paint/PaintInfo.h"
 #include "core/paint/TableCellPainter.h"
 
 namespace blink {
 
 void TableRowPainter::paint(const PaintInfo& paintInfo, const LayoutPoint& paintOffset)
 {
     ASSERT(m_layoutTableRow.hasSelfPaintingLayer());
 
     paintOutlineForRowIfNeeded(paintInfo, paintOffset);
     for (LayoutTableCell* cell = m_layoutTableRow.firstCell(); cell; cell = cell->nextCell()) {
         // Paint the row background behind the cell.
         if (paintInfo.phase == PaintPhaseBlockBackground || paintInfo.phase == PaintPhaseChildBlockBackground) {
             if (m_layoutTableRow.hasBackground()) {
                 TableCellPainter tableCellPainter(*cell);
-                if (!LayoutObjectDrawingRecorder::useCachedDrawingIfPossible(*paintInfo.context, *cell, DisplayItem::TableCellBackgroundFromSelfPaintingRow)) {
-                    LayoutObjectDrawingRecorder recorder(*paintInfo.context, *cell, DisplayItem::TableCellBackgroundFromSelfPaintingRow, tableCellPainter.paintBounds(paintOffset, TableCellPainter::AddOffsetFromParent));
+                if (!LayoutObjectDrawingRecorder::useCachedDrawingIfPossible(*paintInfo.context, *cell, DisplayItem::TableCellBackgroundFromSelfPaintingRow, paintOffset)) {
+                    LayoutObjectDrawingRecorder recorder(*paintInfo.context, *cell, DisplayItem::TableCellBackgroundFromSelfPaintingRow, tableCellPainter.paintBounds(paintOffset, TableCellPainter::AddOffsetFromParent), paintOffset);
                     tableCellPainter.paintBackgroundsBehindCell(paintInfo, paintOffset, &m_layoutTableRow);
                 }
             }
         }
 
         if (!cell->hasSelfPaintingLayer())
             cell->paint(paintInfo, paintOffset);
     }
 }
 
 void TableRowPainter::paintOutlineForRowIfNeeded(const PaintInfo& paintInfo, const LayoutPoint& paintOffset)
 {
     PaintPhase paintPhase = paintInfo.phase;
     if ((paintPhase == PaintPhaseOutline || paintPhase == PaintPhaseSelfOutline) && m_layoutTableRow.style()->visibility() == VISIBLE) {
         LayoutPoint adjustedPaintOffset = paintOffset + m_layoutTableRow.location();
         ObjectPainter(m_layoutTableRow).paintOutline(paintInfo, m_layoutTableRow.visualOverflowRect(), m_layoutTableRow.size(), adjustedPaintOffset);
     }
 }
 
 } // namespace blink