[css-grid] Unknown named grid lines on absolutely positioned items

third_party/WebKit/Source/core/style/GridResolvedPosition.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/style/GridResolvedPosition.h"
 
 #include "core/layout/LayoutBox.h"
 #include "core/style/GridCoordinate.h"
 
 namespace blink {
 
 static const NamedGridLinesMap& gridLinesForSide(const ComputedStyle& style, GridPositionSide side)
 {
     return (side == ColumnStartSide || side == ColumnEndSide) ? style.namedGridColumnLines() : style.namedGridRowLines();
 }
 
 static inline String implicitNamedGridLineForSide(const String& lineName, GridPositionSide side)
 {
     return lineName + ((side == ColumnStartSide || side == RowStartSide) ? "-start" : "-end");
 }
 
-static bool isValidNamedLineOrArea(const String& lineName, const ComputedStyle& style, GridPositionSide side)
+bool GridResolvedPosition::isValidNamedLineOrArea(const String& lineName, const ComputedStyle& style, GridPositionSide side)
 {
     const NamedGridLinesMap& gridLineNames = gridLinesForSide(style, side);
 
     return gridLineNames.contains(implicitNamedGridLineForSide(lineName, side)) || gridLineNames.contains(lineName);
 }
 
-static GridPositionSide calculateInitialPositionSide(GridTrackSizingDirection direction)
+GridPositionSide GridResolvedPosition::calculateInitialPositionSide(GridTrackSizingDirection direction)
 {
     return (direction == ForColumns) ? ColumnStartSide : RowStartSide;
 }
 
-static GridPositionSide calculateFinalPositionSide(GridTrackSizingDirection direction)
+GridPositionSide GridResolvedPosition::calculateFinalPositionSide(GridTrackSizingDirection direction)
 {
     return (direction == ForColumns) ? ColumnEndSide : RowEndSide;
 }
 
 void GridResolvedPosition::initialAndFinalPositionsFromStyle(const ComputedStyle& gridContainerStyle, const LayoutBox& gridItem, GridTrackSizingDirection direction, GridPosition& initialPosition, GridPosition& finalPosition)
 {
     initialPosition = (direction == ForColumns) ? gridItem.style()->gridColumnStart() : gridItem.style()->gridRowStart();
     finalPosition = (direction == ForColumns) ? gridItem.style()->gridColumnEnd() : gridItem.style()->gridRowEnd();
     GridPositionSide initialPositionSide = calculateInitialPositionSide(direction);
     GridPositionSide finalPositionSide = calculateFinalPositionSide(direction);
@@ skipping 194 matching lines @@
 
     // If there is no named grid line of that name, we resolve the position to 'auto' (which is equivalent to 'span 1' in this case).
     // See http://lists.w3.org/Archives/Public/www-style/2013Jun/0394.html.
     if (it == gridLinesNames.end())
         return GridSpan::create(resolvedOppositePosition, resolvedOppositePosition);
 
     return GridSpan::createWithNamedSpanAgainstOpposite(resolvedOppositePosition, position, side, it->value);
 }
 
 } // namespace blink