Paint backgrounds of a table section/row in one display item

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

Index: third_party/WebKit/Source/core/paint/TableSectionPainter.h
diff --git a/third_party/WebKit/Source/core/paint/TableSectionPainter.h b/third_party/WebKit/Source/core/paint/TableSectionPainter.h
index c1f784d71a0a478083167d47e34a672499504039..4a71e1a1b4a7698de0e9bf4dfe47285883c399e0 100644
--- a/third_party/WebKit/Source/core/paint/TableSectionPainter.h
+++ b/third_party/WebKit/Source/core/paint/TableSectionPainter.h
@@ -11,6 +11,7 @@
 
 namespace blink {
 
+class CellSpan;
 class CollapsedBorderValue;
 class LayoutPoint;
 class LayoutTableCell;
@@ -32,11 +33,14 @@ class TableSectionPainter {
  private:
   void paintObject(const PaintInfo&, const LayoutPoint&);
 
+  void paintBoxDecorationBackground(const PaintInfo&,
+                                    const LayoutPoint&,
+                                    const CellSpan& dirtiedRows,
+                                    const CellSpan& dirtiedColumns);
   void paintBackgroundsBehindCell(const LayoutTableCell&,
                                   const PaintInfo&,
                                   const LayoutPoint&);
   void paintCell(const LayoutTableCell&, const PaintInfo&, const LayoutPoint&);
-  void paintBoxShadow(const PaintInfo&, const LayoutPoint&, ShadowStyle);
 
   enum ItemToPaint { PaintCollapsedBorders, PaintSection };
   void paintRepeatingHeaderGroup(const PaintInfo&,