Use tighter typing in editing: htmlediting create methods

Source/core/editing/htmlediting.h

 /*
  * Copyright (C) 2004, 2006, 2008 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
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 #include "wtf/Forward.h"
 #include "wtf/unicode/CharacterNames.h"
 
 namespace blink {
 
 class Document;
 class Element;
 class ExceptionState;
 class HTMLBRElement;
 class HTMLElement;
+class HTMLLIElement;
+class HTMLOListElement;
 class HTMLSpanElement;
+class HTMLUListElement;
 class Node;
 class Position;
 class PositionWithAffinity;
 class Range;
 class VisiblePosition;
 class VisibleSelection;
 
 
 // This file contains a set of helper functions used by the editing commands
 
@@ skipping 151 matching lines @@
 PassRefPtrWillBeRawPtr<Range> createRange(Document&, const VisiblePosition& start, const VisiblePosition& end, ExceptionState&);
 
 // -------------------------------------------------------------------------
 // HTMLElement
 // -------------------------------------------------------------------------
 
 // Functions returning HTMLElement
 
 PassRefPtrWillBeRawPtr<HTMLElement> createDefaultParagraphElement(Document&);
 PassRefPtrWillBeRawPtr<HTMLBRElement> createBreakElement(Document&);
-PassRefPtrWillBeRawPtr<HTMLElement> createOrderedListElement(Document&);
-PassRefPtrWillBeRawPtr<HTMLElement> createUnorderedListElement(Document&);
-PassRefPtrWillBeRawPtr<HTMLElement> createListItemElement(Document&);
+PassRefPtrWillBeRawPtr<HTMLOListElement> createOrderedListElement(Document&);
+PassRefPtrWillBeRawPtr<HTMLUListElement> createUnorderedListElement(Document&);
+PassRefPtrWillBeRawPtr<HTMLLIElement> createListItemElement(Document&);
 PassRefPtrWillBeRawPtr<HTMLElement> createHTMLElement(Document&, const QualifiedName&);
 PassRefPtrWillBeRawPtr<HTMLElement> createHTMLElement(Document&, const AtomicString&);
 
 HTMLElement* enclosingList(Node*);
 HTMLElement* outermostEnclosingList(Node*, HTMLElement* rootList = 0);
 Node* enclosingListChild(Node*);
 
 // -------------------------------------------------------------------------
 // Element
 // -------------------------------------------------------------------------
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     // FIXME: this is required until 6853027 is fixed and text checking can do this for us.
     return character == '\'' || character == rightSingleQuotationMark || character == hebrewPunctuationGershayim;
 }
 
 String stringWithRebalancedWhitespace(const String&, bool startIsStartOfParagraph, bool endIsEndOfParagraph);
 const String& nonBreakingSpaceString();
 
 }
 
 #endif