Move border-*-width out of BorderValue and store on SurroundData in ComputedStyle instead

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

 /*
  * Copyright (C) 1997 Martin Jones (mjones@kde.org)
  *           (C) 1997 Torben Weis (weis@kde.org)
  *           (C) 1998 Waldo Bastian (bastian@kde.org)
  *           (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2009, 2013 Apple Inc.
  *               All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 83 matching lines @@
   bool RowIndexWasSet() const { return row_index_ != kUnsetRowIndex; }
   unsigned RowIndex() const {
     DCHECK(RowIndexWasSet());
     DCHECK(
         !Section() ||
         !Section()
              ->NeedsCellRecalc());  // index may be bogus if cells need recalc.
     return row_index_;
   }
 
-  const BorderValue& BorderAdjoiningTableStart() const {
+  BorderValue BorderAdjoiningTableStart() const {
     if (Section()->HasSameDirectionAs(Table()))
       return Style()->BorderStart();
 
     return Style()->BorderEnd();
   }
 
-  const BorderValue& BorderAdjoiningTableEnd() const {
+  BorderValue BorderAdjoiningTableEnd() const {
     if (Section()->HasSameDirectionAs(Table()))
       return Style()->BorderEnd();
 
     return Style()->BorderStart();
   }
 
-  const BorderValue& BorderAdjoiningStartCell(const LayoutTableCell*) const;
-  const BorderValue& BorderAdjoiningEndCell(const LayoutTableCell*) const;
+  BorderValue BorderAdjoiningStartCell(const LayoutTableCell*) const;
+  BorderValue BorderAdjoiningEndCell(const LayoutTableCell*) const;
 
   bool NodeAtPoint(HitTestResult&,
                    const HitTestLocation& location_in_container,
                    const LayoutPoint& accumulated_offset,
                    HitTestAction) override;
 
   PaginationBreakability GetPaginationBreakability() const final;
 
   void ComputeOverflow();
 
@@ skipping 65 matching lines @@
   return ToLayoutTableRow(FirstChild());
 }
 
 inline LayoutTableRow* LayoutTableSection::LastRow() const {
   return ToLayoutTableRow(LastChild());
 }
 
 }  // namespace blink
 
 #endif  // LayoutTableRow_h