| Index: Source/core/rendering/RenderGrid.h | 
| diff --git a/Source/core/rendering/RenderGrid.h b/Source/core/rendering/RenderGrid.h | 
| index 418653fd7aaaa67504b7019c9bd6c764a14d03dd..52c0789ec84a1f0de7a7f4bee49f19ab54ce3993 100644 | 
| --- a/Source/core/rendering/RenderGrid.h | 
| +++ b/Source/core/rendering/RenderGrid.h | 
| @@ -77,10 +77,13 @@ private: | 
| void resolveContentBasedTrackSizingFunctions(GridTrackSizingDirection, GridSizingData&, LayoutUnit& availableLogicalSpace); | 
|  | 
| void growGrid(GridTrackSizingDirection, size_t maximumPosition); | 
| -    void insertItemIntoGrid(RenderBox*, const GridResolvedPosition& rowTrack, const GridResolvedPosition& columnTrack); | 
| void insertItemIntoGrid(RenderBox*, const GridCoordinate&); | 
| void placeItemsOnGrid(); | 
| void populateExplicitGridAndOrderIterator(); | 
| +    bool checkEmptyCells(const GridCoordinate&) const; | 
| +    PassOwnPtr<GridCoordinate> implicitEmptyGridAreaSpecifiedPositions(const RenderBox*, GridTrackSizingDirection, const GridSpan& specifiedPositions) const; | 
| +    PassOwnPtr<GridCoordinate> emptyGridAreaSpecifiedPositions(const RenderBox*, GridTrackSizingDirection, const GridSpan& specifiedPositions) const; | 
| +    void insertItemIntoGridGrowingIfNeeded(RenderBox*, const GridCoordinate&, GridTrackSizingDirection); | 
| void placeSpecifiedMajorAxisItemsOnGrid(const Vector<RenderBox*>&); | 
| void placeAutoMajorAxisItemsOnGrid(const Vector<RenderBox*>&); | 
| void placeAutoMajorAxisItemOnGrid(RenderBox*); | 
|  |