Replace ASSERT with DCHECK in core/layout/<sub dirs>

third_party/WebKit/Source/core/layout/svg/LayoutSVGContainer.h

 /*
  * Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2007 Rob Buis <buis@kde.org>
  * Copyright (C) 2009 Google, Inc.  All rights reserved.
  * Copyright (C) 2009 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
@@ skipping 22 matching lines @@
 class LayoutSVGContainer : public LayoutSVGModelObject {
  public:
   explicit LayoutSVGContainer(SVGElement*);
   ~LayoutSVGContainer() override;
 
   // If you have a LayoutSVGContainer, use firstChild or lastChild instead.
   void slowFirstChild() const = delete;
   void slowLastChild() const = delete;
 
   LayoutObject* firstChild() const {
-    ASSERT(children() == virtualChildren());
+    DCHECK_EQ(children(), virtualChildren());
     return children()->firstChild();
   }
   LayoutObject* lastChild() const {
-    ASSERT(children() == virtualChildren());
+    DCHECK_EQ(children(), virtualChildren());
     return children()->lastChild();
   }
 
   void paint(const PaintInfo&, const LayoutPoint&) const override;
   void styleDidChange(StyleDifference, const ComputedStyle* oldStyle) override;
   void setNeedsBoundariesUpdate() final { m_needsBoundariesUpdate = true; }
   bool didScreenScaleFactorChange() const {
     return m_didScreenScaleFactorChange;
   }
   bool isObjectBoundingBoxValid() const { return m_objectBoundingBoxValid; }
@@ skipping 49 matching lines @@
   bool m_didScreenScaleFactorChange : 1;
   mutable bool m_hasNonIsolatedBlendingDescendants : 1;
   mutable bool m_hasNonIsolatedBlendingDescendantsDirty : 1;
 };
 
 DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutSVGContainer, isSVGContainer());
 
 }  // namespace blink
 
 #endif  // LayoutSVGContainer_h