Replace ENABLE(ASSERT) with DCHECK_IS_ON().

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 302 matching lines @@
 
   int baselinePosition(
       FontBaseline,
       bool firstLine,
       LineDirectionMode,
       LinePositionMode = PositionOnContainingLine) const override;
   int firstLineBoxBaseline() const override;
   int inlineBlockBaseline(LineDirectionMode) const override;
   bool isInlineBaselineAlignedChild(const LayoutBox* child) const;
 
-#if ENABLE(ASSERT)
+#if DCHECK_IS_ON()
   bool tracksAreWiderThanMinTrackBreadth(GridTrackSizingDirection,
                                          GridSizingData&) const;
 #endif
 
   LayoutUnit gridGapForDirection(GridTrackSizingDirection,
                                  SizingOperation) const;
   LayoutUnit guttersSize(const Grid&,
                          GridTrackSizingDirection,
                          size_t startLine,
                          size_t span,
@@ skipping 57 matching lines @@
     bool hasAutoRepeatEmptyTracks(GridTrackSizingDirection) const;
     bool isEmptyAutoRepeatTrack(GridTrackSizingDirection, size_t) const;
 
     OrderedTrackIndexSet* autoRepeatEmptyTracks(GridTrackSizingDirection) const;
 
     OrderIterator& orderIterator() { return m_orderIterator; }
 
     void setNeedsItemsPlacement(bool);
     bool needsItemsPlacement() const { return m_needsItemsPlacement; };
 
-#if ENABLE(ASSERT)
+#if DCHECK_IS_ON()
     bool hasAnyGridItemPaintOrder() const;
 #endif
 
    private:
     friend class GridIterator;
 
     OrderIterator m_orderIterator;
 
     int m_smallestColumnStart{0};
     int m_smallestRowStart{0};
@@ skipping 24 matching lines @@
   LayoutUnit m_maxContentHeight{-1};
 
   Optional<bool> m_hasDefiniteLogicalHeight;
 };
 
 DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutGrid, isLayoutGrid());
 
 }  // namespace blink
 
 #endif  // LayoutGrid_h