Refactor background painting behind table cells

third_party/WebKit/Source/core/paint/TableCellPainter.h

Index: third_party/WebKit/Source/core/paint/TableCellPainter.h
diff --git a/third_party/WebKit/Source/core/paint/TableCellPainter.h b/third_party/WebKit/Source/core/paint/TableCellPainter.h
index 6a814e49af1c4e5b43c03280d2c12b2bfe1be129..b7c91db37ea50507cdf67c74077d2686e5b4ca85 100644
--- a/third_party/WebKit/Source/core/paint/TableCellPainter.h
+++ b/third_party/WebKit/Source/core/paint/TableCellPainter.h
@@ -27,16 +27,14 @@ public:
     void paint(const PaintInfo&, const LayoutPoint&);
 
     void paintCollapsedBorders(const PaintInfo&, const LayoutPoint&, const CollapsedBorderValue&);
-    void paintBackgroundsBehindCell(const PaintInfo&, const LayoutPoint&, const LayoutObject* backgroundObject, DisplayItem::Type);
+    void paintContainerBackgroundBehindCell(const PaintInfo&, const LayoutPoint&, const LayoutObject& backgroundObject, DisplayItem::Type);
     void paintBoxDecorationBackground(const PaintInfo&, const LayoutPoint& paintOffset);
     void paintMask(const PaintInfo&, const LayoutPoint& paintOffset);
 
-    enum PaintBoundOffsetBehavior { AddOffsetFromParent, DoNotAddOffsetFromParent };
-    // Returns the bonds of the table cell for painting, offset by paintOffset, and if desired, the offset from the cell
-    // to its parent.
-    LayoutRect paintBounds(const LayoutPoint& paintOffset, PaintBoundOffsetBehavior);
-
 private:
+    LayoutRect paintRectNotIncludingVisualOverflow(const LayoutPoint& paintOffset);
+    void paintBackground(const PaintInfo&, const LayoutRect&, const LayoutObject& backgroundObject);
+
     const LayoutTableCell& m_layoutTableCell;
 };