FIELDSET element: |elements| IDL attribute should return an HTMLCollection, not HTMLFormControlsCol…

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

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2010 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 11 matching lines @@
  */
 
 #ifndef HTMLFieldSetElement_h
 #define HTMLFieldSetElement_h
 
 #include "core/CoreExport.h"
 #include "core/html/HTMLFormControlElement.h"
 
 namespace blink {
 
-class HTMLFormControlsCollection;
+class HTMLCollection;
 
 class CORE_EXPORT HTMLFieldSetElement final : public HTMLFormControlElement {
   DEFINE_WRAPPERTYPEINFO();
 
  public:
   static HTMLFieldSetElement* create(Document&, HTMLFormElement*);
   DECLARE_VIRTUAL_TRACE();
   HTMLLegendElement* legend() const;
-
-  HTMLFormControlsCollection* elements();
-
-  const FormAssociatedElement::List& associatedElements() const;
+  HTMLCollection* elements();
 
  protected:
   void disabledAttributeChanged() override;
 
  private:
   HTMLFieldSetElement(Document&, HTMLFormElement*);
 
   bool isEnumeratable() const override { return true; }
   bool supportsFocus() const override;
   LayoutObject* createLayoutObject(const ComputedStyle&) override;
   const AtomicString& formControlType() const override;
   bool recalcWillValidate() const override { return false; }
   int tabIndex() const final;
   bool matchesValidityPseudoClasses() const final;
   bool isValidElement() final;
   void childrenChanged(const ChildrenChange&) override;
   bool areAuthorShadowsAllowed() const override { return false; }
   bool isSubmittableElement() override;
   bool alwaysCreateUserAgentShadowRoot() const override { return false; }
 
   static void invalidateDisabledStateUnder(Element&);
   void refreshElementsIfNeeded() const;
+  const FormAssociatedElement::List& associatedElements() const;
 
+  // TODO(tkent): Remove m_associcatedElements.
   mutable FormAssociatedElement::List m_associatedElements;
   // When dom tree is modified, we have to refresh the m_associatedElements
   // array.
   mutable uint64_t m_documentVersion;
 };
 
 }  // namespace blink
 
 #endif  // HTMLFieldSetElement_h