[css-grid] Cache definite height detection

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

 /*
  * Copyright (C) 2011 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 143 matching lines @@
     void offsetAndBreadthForPositionedChild(const LayoutBox&, GridTrackSizingDirection, LayoutUnit& offset, LayoutUnit& breadth);
     void populateGridPositionsForDirection(GridSizingData&, GridTrackSizingDirection);
 
     typedef struct GridItemsSpanGroupRange GridItemsSpanGroupRange;
     LayoutUnit currentItemSizeForTrackSizeComputationPhase(TrackSizeComputationPhase, LayoutBox&, GridTrackSizingDirection, GridSizingData&) const;
     void resolveContentBasedTrackSizingFunctionsForNonSpanningItems(GridTrackSizingDirection, const GridSpan&, LayoutBox& gridItem, GridTrack&, GridSizingData&) const;
     template <TrackSizeComputationPhase> void resolveContentBasedTrackSizingFunctionsForItems(GridTrackSizingDirection, GridSizingData&, const GridItemsSpanGroupRange&) const;
     template <TrackSizeComputationPhase> void distributeSpaceToTracks(Vector<GridTrack*>&, Vector<GridTrack*>* growBeyondGrowthLimitsTracks, GridSizingData&, LayoutUnit& availableLogicalSpace) const;
 
     typedef HashSet<size_t, DefaultHash<size_t>::Hash, WTF::UnsignedWithZeroKeyHashTraits<size_t>> TrackIndexSet;
-    double computeFlexFactorUnitSize(const Vector<GridTrack>&, GridTrackSizingDirection, double flexFactorSum, LayoutUnit& leftOverSpace, const Vector<size_t, 8>& flexibleTracksIndexes, std::unique_ptr<TrackIndexSet> tracksToTreatAsInflexible = nullptr) const;
-    double findFlexFactorUnitSize(const Vector<GridTrack>&, const GridSpan&, GridTrackSizingDirection, LayoutUnit leftOverSpace) const;
+    double computeFlexFactorUnitSize(const Vector<GridTrack>&, GridTrackSizingDirection, const GridSizingData&, double flexFactorSum, LayoutUnit& leftOverSpace, const Vector<size_t, 8>& flexibleTracksIndexes, std::unique_ptr<TrackIndexSet> tracksToTreatAsInflexible = nullptr) const;
+    double findFlexFactorUnitSize(const Vector<GridTrack>&, const GridSpan&, GridTrackSizingDirection, const GridSizingData&, LayoutUnit leftOverSpace) const;
 
     const GridTrackSize& rawGridTrackSize(GridTrackSizingDirection, size_t) const;
-    GridTrackSize gridTrackSize(GridTrackSizingDirection, size_t, SizingOperation = TrackSizing) const;
+    GridTrackSize gridTrackSize(GridTrackSizingDirection, size_t, const GridSizingData&) const;
 
     bool updateOverrideContainingBlockContentSizeForChild(LayoutBox&, GridTrackSizingDirection, GridSizingData&) const;
     LayoutUnit logicalHeightForChild(LayoutBox&, GridSizingData&) const;
     LayoutUnit minSizeForChild(LayoutBox&, GridTrackSizingDirection, GridSizingData&) const;
     LayoutUnit minContentForChild(LayoutBox&, GridTrackSizingDirection, GridSizingData&) const;
     LayoutUnit maxContentForChild(LayoutBox&, GridTrackSizingDirection, GridSizingData&) const;
     GridAxisPosition columnAxisPositionForChild(const LayoutBox&) const;
     GridAxisPosition rowAxisPositionForChild(const LayoutBox&) const;
     LayoutUnit rowAxisOffsetForChild(const LayoutBox&, GridSizingData&) const;
     LayoutUnit columnAxisOffsetForChild(const LayoutBox&, GridSizingData&) const;
     ContentAlignmentData computeContentPositionAndDistributionOffset(GridTrackSizingDirection, const LayoutUnit& availableFreeSpace, unsigned numberOfGridTracks) const;
     LayoutPoint findChildLogicalPosition(const LayoutBox&, GridSizingData&) const;
     GridArea cachedGridArea(const LayoutBox&) const;
     GridSpan cachedGridSpan(const LayoutBox&, GridTrackSizingDirection) const;
 
     LayoutUnit gridAreaBreadthForChild(const LayoutBox& child, GridTrackSizingDirection, const GridSizingData&) const;
     LayoutUnit gridAreaBreadthForChildIncludingAlignmentOffsets(const LayoutBox&, GridTrackSizingDirection, const GridSizingData&) const;
-    LayoutUnit assumedRowsSizeForOrthogonalChild(const LayoutBox&, SizingOperation) const;
+    LayoutUnit assumedRowsSizeForOrthogonalChild(const LayoutBox&, const GridSizingData&) const;
 
     void applyStretchAlignmentToTracksIfNeeded(GridTrackSizingDirection, GridSizingData&);
 
     void paintChildren(const PaintInfo&, const LayoutPoint&) const override;
 
     LayoutUnit marginLogicalHeightForChild(const LayoutBox&) const;
     LayoutUnit computeMarginLogicalSizeForChild(MarginDirection, const LayoutBox&) const;
     LayoutUnit availableAlignmentSpaceForChildBeforeStretching(LayoutUnit gridAreaBreadthForChild, const LayoutBox&) const;
     StyleSelfAlignmentData justifySelfForChild(const LayoutBox&) const;
     StyleSelfAlignmentData alignSelfForChild(const LayoutBox&) const;
     void applyStretchAlignmentToChildIfNeeded(LayoutBox&);
     bool hasAutoSizeInColumnAxis(const LayoutBox& child) const { return isHorizontalWritingMode() ? child.styleRef().height().isAuto() : child.styleRef().width().isAuto(); }
     bool hasAutoSizeInRowAxis(const LayoutBox& child) const { return isHorizontalWritingMode() ? child.styleRef().width().isAuto() : child.styleRef().height().isAuto(); }
     bool allowedToStretchChildAlongColumnAxis(const LayoutBox& child) const { return alignSelfForChild(child).position() == ItemPositionStretch && hasAutoSizeInColumnAxis(child) && !hasAutoMarginsInColumnAxis(child); }
     bool allowedToStretchChildAlongRowAxis(const LayoutBox& child) const { return justifySelfForChild(child).position() == ItemPositionStretch && hasAutoSizeInRowAxis(child) && !hasAutoMarginsInRowAxis(child); }
     bool hasAutoMarginsInColumnAxis(const LayoutBox&) const;
     bool hasAutoMarginsInRowAxis(const LayoutBox&) const;
     void updateAutoMarginsInColumnAxisIfNeeded(LayoutBox&);
     void updateAutoMarginsInRowAxisIfNeeded(LayoutBox&);
 
 #if ENABLE(ASSERT)
     bool tracksAreWiderThanMinTrackBreadth(GridTrackSizingDirection, GridSizingData&);
 #endif
 
     LayoutUnit gridGapForDirection(GridTrackSizingDirection, SizingOperation) const;
     LayoutUnit guttersSize(GridTrackSizingDirection, size_t startLine, size_t span, SizingOperation) const;
 
     size_t gridItemSpan(const LayoutBox&, GridTrackSizingDirection);
-    bool spanningItemCrossesFlexibleSizedTracks(const GridSpan&, GridTrackSizingDirection, SizingOperation) const;
+    bool spanningItemCrossesFlexibleSizedTracks(const GridSpan&, GridTrackSizingDirection, const GridSizingData&) const;
 
     size_t gridColumnCount() const;
     size_t gridRowCount() const;
 
     bool isOrthogonalChild(const LayoutBox&) const;
     GridTrackSizingDirection flowAwareDirectionForChild(const LayoutBox&, GridTrackSizingDirection) const;
 
     typedef Vector<Vector<GridCell>> GridRepresentation;
     GridRepresentation m_grid;
     bool m_gridIsDirty;
@@ skipping 19 matching lines @@
 
     std::unique_ptr<OrderedTrackIndexSet> m_autoRepeatEmptyColumns { nullptr };
     std::unique_ptr<OrderedTrackIndexSet> m_autoRepeatEmptyRows { nullptr };
 };
 
 DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutGrid, isLayoutGrid());
 
 } // namespace blink
 
 #endif // LayoutGrid_h