Reference table row via the cell for row background display item client.

third_party/WebKit/Source/core/layout/LayoutTableCell.h

Index: third_party/WebKit/Source/core/layout/LayoutTableCell.h
diff --git a/third_party/WebKit/Source/core/layout/LayoutTableCell.h b/third_party/WebKit/Source/core/layout/LayoutTableCell.h
index e512ec112d04b281a33b4646962be1c5e6262132..12f5210b8c87e472bff5a1a03769562b718dde65 100644
--- a/third_party/WebKit/Source/core/layout/LayoutTableCell.h
+++ b/third_party/WebKit/Source/core/layout/LayoutTableCell.h
@@ -320,14 +320,14 @@ class CORE_EXPORT LayoutTableCell final : public LayoutBlockFlow {
 
   class RowBackgroundDisplayItemClient : public DisplayItemClient {
    public:
-    RowBackgroundDisplayItemClient(const LayoutTableRow&);
+    RowBackgroundDisplayItemClient(const LayoutTableCell&);
 
     // DisplayItemClient methods.
     String debugName() const;
     LayoutRect visualRect() const;
 
    private:
-    const LayoutTableRow& m_layoutTableRow;
+    const LayoutTableCell& m_layoutTableCell;
   };
 
   bool usesCompositedCellDisplayItemClients() const;