Replace ASSERT()s with DCHECK*() in core/html/*.{cpp,h}.

third_party/WebKit/Source/core/html/HTMLElement.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2004-2007, 2009, 2014 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 144 matching lines @@
 };
 
 DEFINE_ELEMENT_TYPE_CASTS(HTMLElement, isHTMLElement());
 
 template <typename T> bool isElementOfType(const HTMLElement&);
 template <> inline bool isElementOfType<const HTMLElement>(const HTMLElement&) { return true; }
 
 inline HTMLElement::HTMLElement(const QualifiedName& tagName, Document& document, ConstructionType type = CreateHTMLElement)
     : Element(tagName, &document, type)
 {
-    ASSERT(!tagName.localName().isNull());
+    DCHECK(!tagName.localName().isNull());
 }
 
 inline bool Node::hasTagName(const HTMLQualifiedName& name) const
 {
     return isHTMLElement() && toHTMLElement(*this).hasTagName(name);
 }
 
 // Functor used to match HTMLElements with a specific HTML tag when using the ElementTraversal API.
 class HasHTMLTagName {
     STACK_ALLOCATED();
@@ skipping 14 matching lines @@
     inline bool is##thisType(const Node* node) { return node && is##thisType(*node); } \
     inline bool is##thisType(const Element* element) { return element && is##thisType(*element); } \
     template <> inline bool isElementOfType<const thisType>(const HTMLElement& element) { return is##thisType(element); } \
     DEFINE_ELEMENT_TYPE_CASTS_WITH_FUNCTION(thisType)
 
 } // namespace blink
 
 #include "core/HTMLElementTypeHelpers.h"
 
 #endif // HTMLElement_h