Remove CSS Grid Layout and grid media queries.

sky/engine/core/rendering/style/RenderStyle.h

Index: sky/engine/core/rendering/style/RenderStyle.h
diff --git a/sky/engine/core/rendering/style/RenderStyle.h b/sky/engine/core/rendering/style/RenderStyle.h
index 69d1b53b057107ab8992bddeb1d2ae67986198f0..b2859f642e0ac4999984d8c9514ac8421a21c459 100644
--- a/sky/engine/core/rendering/style/RenderStyle.h
+++ b/sky/engine/core/rendering/style/RenderStyle.h
@@ -43,8 +43,6 @@
 #include "core/rendering/style/StyleDifference.h"
 #include "core/rendering/style/StyleFilterData.h"
 #include "core/rendering/style/StyleFlexibleBoxData.h"
-#include "core/rendering/style/StyleGridData.h"
-#include "core/rendering/style/StyleGridItemData.h"
 #include "core/rendering/style/StyleInheritedData.h"
 #include "core/rendering/style/StyleRareInheritedData.h"
 #include "core/rendering/style/StyleRareNonInheritedData.h"
@@ -707,29 +705,6 @@ public:
     ItemPosition justifySelf() const { return static_cast<ItemPosition>(rareNonInheritedData->m_justifySelf); }
     OverflowAlignment justifySelfOverflowAlignment() const { return static_cast<OverflowAlignment>(rareNonInheritedData->m_justifySelfOverflowAlignment); }
 
-    const Vector<GridTrackSize>& gridTemplateColumns() const { return rareNonInheritedData->m_grid->m_gridTemplateColumns; }
-    const Vector<GridTrackSize>& gridTemplateRows() const { return rareNonInheritedData->m_grid->m_gridTemplateRows; }
-    const NamedGridLinesMap& namedGridColumnLines() const { return rareNonInheritedData->m_grid->m_namedGridColumnLines; }
-    const NamedGridLinesMap& namedGridRowLines() const { return rareNonInheritedData->m_grid->m_namedGridRowLines; }
-    const OrderedNamedGridLines& orderedNamedGridColumnLines() const { return rareNonInheritedData->m_grid->m_orderedNamedGridColumnLines; }
-    const OrderedNamedGridLines& orderedNamedGridRowLines() const { return rareNonInheritedData->m_grid->m_orderedNamedGridRowLines; }
-    const NamedGridAreaMap& namedGridArea() const { return rareNonInheritedData->m_grid->m_namedGridArea; }
-    size_t namedGridAreaRowCount() const { return rareNonInheritedData->m_grid->m_namedGridAreaRowCount; }
-    size_t namedGridAreaColumnCount() const { return rareNonInheritedData->m_grid->m_namedGridAreaColumnCount; }
-    GridAutoFlow gridAutoFlow() const { return static_cast<GridAutoFlow>(rareNonInheritedData->m_grid->m_gridAutoFlow); }
-    bool isGridAutoFlowDirectionRow() const { return (rareNonInheritedData->m_grid->m_gridAutoFlow & InternalAutoFlowDirectionRow) == InternalAutoFlowDirectionRow; }
-    bool isGridAutoFlowDirectionColumn() const { return (rareNonInheritedData->m_grid->m_gridAutoFlow & InternalAutoFlowDirectionColumn) == InternalAutoFlowDirectionColumn; }
-    bool isGridAutoFlowAlgorithmSparse() const { return (rareNonInheritedData->m_grid->m_gridAutoFlow & InternalAutoFlowAlgorithmSparse) == InternalAutoFlowAlgorithmSparse; }
-    bool isGridAutoFlowAlgorithmDense() const { return (rareNonInheritedData->m_grid->m_gridAutoFlow & InternalAutoFlowAlgorithmDense) == InternalAutoFlowAlgorithmDense; }
-    bool isGridAutoFlowAlgorithmStack() const { return (rareNonInheritedData->m_grid->m_gridAutoFlow & InternalAutoFlowAlgorithmStack) == InternalAutoFlowAlgorithmStack; }
-    const GridTrackSize& gridAutoColumns() const { return rareNonInheritedData->m_grid->m_gridAutoColumns; }
-    const GridTrackSize& gridAutoRows() const { return rareNonInheritedData->m_grid->m_gridAutoRows; }
-
-    const GridPosition& gridColumnStart() const { return rareNonInheritedData->m_gridItem->m_gridColumnStart; }
-    const GridPosition& gridColumnEnd() const { return rareNonInheritedData->m_gridItem->m_gridColumnEnd; }
-    const GridPosition& gridRowStart() const { return rareNonInheritedData->m_gridItem->m_gridRowStart; }
-    const GridPosition& gridRowEnd() const { return rareNonInheritedData->m_gridItem->m_gridRowEnd; }
-
     ShadowList* boxShadow() const { return rareNonInheritedData->m_boxShadow.get(); }
     void getBoxShadowExtent(LayoutUnit& top, LayoutUnit& right, LayoutUnit& bottom, LayoutUnit& left) const { getShadowExtent(boxShadow(), top, right, bottom, left); }
     LayoutBoxExtent getBoxShadowInsetExtent() const { return getShadowInsetExtent(boxShadow()); }
@@ -1144,23 +1119,6 @@ public:
     void setJustifyItemsPositionType(ItemPositionType positionType) { SET_VAR(rareNonInheritedData, m_justifyItemsPositionType, positionType); }
     void setJustifySelf(ItemPosition justifySelf) { SET_VAR(rareNonInheritedData, m_justifySelf, justifySelf); }
     void setJustifySelfOverflowAlignment(OverflowAlignment overflowAlignment) { SET_VAR(rareNonInheritedData, m_justifySelfOverflowAlignment, overflowAlignment); }
-    void setGridAutoColumns(const GridTrackSize& length) { SET_VAR(rareNonInheritedData.access()->m_grid, m_gridAutoColumns, length); }
-    void setGridAutoRows(const GridTrackSize& length) { SET_VAR(rareNonInheritedData.access()->m_grid, m_gridAutoRows, length); }
-    void setGridTemplateColumns(const Vector<GridTrackSize>& lengths) { SET_VAR(rareNonInheritedData.access()->m_grid, m_gridTemplateColumns, lengths); }
-    void setGridTemplateRows(const Vector<GridTrackSize>& lengths) { SET_VAR(rareNonInheritedData.access()->m_grid, m_gridTemplateRows, lengths); }
-    void setNamedGridColumnLines(const NamedGridLinesMap& namedGridColumnLines) { SET_VAR(rareNonInheritedData.access()->m_grid, m_namedGridColumnLines, namedGridColumnLines); }
-    void setNamedGridRowLines(const NamedGridLinesMap& namedGridRowLines) { SET_VAR(rareNonInheritedData.access()->m_grid, m_namedGridRowLines, namedGridRowLines); }
-    void setOrderedNamedGridColumnLines(const OrderedNamedGridLines& orderedNamedGridColumnLines) { SET_VAR(rareNonInheritedData.access()->m_grid, m_orderedNamedGridColumnLines, orderedNamedGridColumnLines); }
-    void setOrderedNamedGridRowLines(const OrderedNamedGridLines& orderedNamedGridRowLines) { SET_VAR(rareNonInheritedData.access()->m_grid, m_orderedNamedGridRowLines, orderedNamedGridRowLines); }
-    void setNamedGridArea(const NamedGridAreaMap& namedGridArea) { SET_VAR(rareNonInheritedData.access()->m_grid, m_namedGridArea, namedGridArea); }
-    void setNamedGridAreaRowCount(size_t rowCount) { SET_VAR(rareNonInheritedData.access()->m_grid, m_namedGridAreaRowCount, rowCount); }
-    void setNamedGridAreaColumnCount(size_t columnCount) { SET_VAR(rareNonInheritedData.access()->m_grid, m_namedGridAreaColumnCount, columnCount); }
-    void setGridAutoFlow(GridAutoFlow flow) { SET_VAR(rareNonInheritedData.access()->m_grid, m_gridAutoFlow, flow); }
-
-    void setGridColumnStart(const GridPosition& columnStartPosition) { SET_VAR(rareNonInheritedData.access()->m_gridItem, m_gridColumnStart, columnStartPosition); }
-    void setGridColumnEnd(const GridPosition& columnEndPosition) { SET_VAR(rareNonInheritedData.access()->m_gridItem, m_gridColumnEnd, columnEndPosition); }
-    void setGridRowStart(const GridPosition& rowStartPosition) { SET_VAR(rareNonInheritedData.access()->m_gridItem, m_gridRowStart, rowStartPosition); }
-    void setGridRowEnd(const GridPosition& rowEndPosition) { SET_VAR(rareNonInheritedData.access()->m_gridItem, m_gridRowEnd, rowEndPosition); }
 
     void setUserModify(EUserModify u) { SET_VAR(rareInheritedData, userModify, u); }
     void setUserDrag(EUserDrag d) { SET_VAR(rareNonInheritedData, userDrag, d); }
@@ -1301,7 +1259,7 @@ public:
     bool isDisplayReplacedType() const { return isDisplayReplacedType(display()); }
     bool isDisplayInlineType() const { return isDisplayInlineType(display()); }
     bool isOriginalDisplayInlineType() const { return isDisplayInlineType(originalDisplay()); }
-    bool isDisplayFlexibleOrGridBox() const { return isDisplayFlexibleBox(display()) || isDisplayGridBox(display()); }
+    bool isDisplayFlexibleBox() const { return isDisplayFlexibleBox(display()); }
 
     // A unique style is one that has matches something that makes it impossible to share.
     bool unique() const { return noninherited_flags.unique; }
@@ -1462,30 +1420,6 @@ public:
     static ShadowList* initialTextShadow() { return 0; }
     static ScrollBehavior initialScrollBehavior() { return ScrollBehaviorInstant; }
 
-    // The initial value is 'none' for grid tracks.
-    static Vector<GridTrackSize> initialGridTemplateColumns() { return Vector<GridTrackSize>(); }
-    static Vector<GridTrackSize> initialGridTemplateRows() { return Vector<GridTrackSize>(); }
-
-    static GridAutoFlow initialGridAutoFlow() { return AutoFlowRow; }
-
-    static GridTrackSize initialGridAutoColumns() { return GridTrackSize(Length(Auto)); }
-    static GridTrackSize initialGridAutoRows() { return GridTrackSize(Length(Auto)); }
-
-    static NamedGridLinesMap initialNamedGridColumnLines() { return NamedGridLinesMap(); }
-    static NamedGridLinesMap initialNamedGridRowLines() { return NamedGridLinesMap(); }
-
-    static OrderedNamedGridLines initialOrderedNamedGridColumnLines() { return OrderedNamedGridLines(); }
-    static OrderedNamedGridLines initialOrderedNamedGridRowLines() { return OrderedNamedGridLines(); }
-
-    static NamedGridAreaMap initialNamedGridArea() { return NamedGridAreaMap(); }
-    static size_t initialNamedGridAreaCount() { return 0; }
-
-    // 'auto' is the default.
-    static GridPosition initialGridColumnStart() { return GridPosition(); }
-    static GridPosition initialGridColumnEnd() { return GridPosition(); }
-    static GridPosition initialGridRowStart() { return GridPosition(); }
-    static GridPosition initialGridRowEnd() { return GridPosition(); }
-
     static unsigned initialTabSize() { return 8; }
 
     static WrapFlow initialWrapFlow() { return WrapFlowAuto; }
@@ -1523,14 +1457,9 @@ private:
         return display == FLEX || display == INLINE_FLEX;
     }
 
-    bool isDisplayGridBox(EDisplay display) const
-    {
-        return display == GRID || display == INLINE_GRID;
-    }
-
     bool isDisplayReplacedType(EDisplay display) const
     {
-        return display == INLINE_BLOCK || display == INLINE_FLEX || display == INLINE_GRID;
+        return display == INLINE_BLOCK || display == INLINE_FLEX;
     }
 
     bool isDisplayInlineType(EDisplay display) const