Use AtomicString API directly

Source/core/html/HTMLEmbedElement.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Stefan Schimanski (1Stein@gmx.de)
  * Copyright (C) 2004, 2005, 2006, 2008, 2009, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  *
  * 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
@@ skipping 72 matching lines @@
             addPropertyToPresentationAttributeStyle(style, CSSPropertyHeight, 0, CSSPrimitiveValue::CSS_PX);
         }
     } else {
         HTMLPlugInElement::collectStyleForPresentationAttribute(name, value, style);
     }
 }
 
 void HTMLEmbedElement::parseAttribute(const QualifiedName& name, const AtomicString& value)
 {
     if (name == typeAttr) {
-        m_serviceType = value.string().lower();
+        m_serviceType = value.lower();
         size_t pos = m_serviceType.find(";");
         if (pos != kNotFound)
             m_serviceType = m_serviceType.left(pos);
         if (!renderer())
             requestPluginCreationWithoutRendererIfPossible();
     } else if (name == codeAttr) {
         m_url = stripLeadingAndTrailingHTMLSpaces(value);
     } else if (name == srcAttr) {
         m_url = stripLeadingAndTrailingHTMLSpaces(value);
         if (renderer() && isImageType()) {
@@ skipping 87 matching lines @@
 {
     // http://www.whatwg.org/specs/web-apps/current-work/#exposed
     for (HTMLObjectElement* object = Traversal<HTMLObjectElement>::firstAncestor(*this); object; object = Traversal<HTMLObjectElement>::firstAncestor(*object)) {
         if (object->isExposed())
             return false;
     }
     return true;
 }
 
 }