Remove DOMImplementation.hasFeature()

third_party/WebKit/Source/core/dom/DOMImplementation.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2008 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 31 matching lines @@
   DEFINE_WRAPPERTYPEINFO();
 
  public:
   static DOMImplementation* create(Document& document) {
     return new DOMImplementation(document);
   }
 
   Document& document() const { return *m_document; }
 
   // DOM methods & attributes for DOMImplementation
-  bool hasFeature() { return true; }
   DocumentType* createDocumentType(const AtomicString& qualifiedName,
                                    const String& publicId,
                                    const String& systemId,
                                    ExceptionState&);
   XMLDocument* createDocument(const AtomicString& namespaceURI,
                               const AtomicString& qualifiedName,
                               DocumentType*,
                               ExceptionState&);
 
   // From the HTMLDOMImplementation interface
@@ skipping 12 matching lines @@
 
  private:
   explicit DOMImplementation(Document&);
 
   Member<Document> m_document;
 };
 
 }  // namespace blink
 
 #endif  // DOMImplementation_h