Make sure getAttribute() / setAttribute() callers use AtomicStrings

Source/core/html/HTMLFormElement.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, 2007, 2008, 2009, 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 38 matching lines @@
     static PassRefPtr<HTMLFormElement> create(Document&);
     virtual ~HTMLFormElement();
 
     PassRefPtr<HTMLCollection> elements();
     void getNamedElements(const AtomicString&, Vector<RefPtr<Node> >&);
 
     unsigned length() const;
     Node* item(unsigned index);
 
     String enctype() const { return m_attributes.encodingType(); }
-    void setEnctype(const String&);
+    void setEnctype(const AtomicString&);
 
     String encoding() const { return m_attributes.encodingType(); }
-    void setEncoding(const String& value) { setEnctype(value); }
+    void setEncoding(const AtomicString& value) { setEnctype(value); }
 
     bool shouldAutocomplete() const;
 
     // FIXME: Should rename these two functions to say "form control" or "form-associated element" instead of "form element".
     void registerFormElement(FormAssociatedElement&);
     void removeFormElement(FormAssociatedElement*);
 
     void registerImgElement(HTMLImageElement*);
     void removeImgElement(HTMLImageElement*);
 
     bool prepareForSubmission(Event*);
     void submit();
     void submitFromJavaScript();
     void reset();
 
     void setDemoted(bool);
 
     void submitImplicitly(Event*, bool fromImplicitSubmissionTrigger);
     bool formWouldHaveSecureSubmission(const String& url);
 
     String name() const;
 
     bool noValidate() const;
 
-    String acceptCharset() const { return m_attributes.acceptCharset(); }
-    void setAcceptCharset(const String&);
-
-    String action() const;
-    void setAction(const String&);
+    const AtomicString& action() const;
+    void setAction(const AtomicString&);
 
     String method() const;
-    void setMethod(const String&);
+    void setMethod(const AtomicString&);
 
     virtual String target() const;
 
     bool wasUserSubmitted() const;
 
     HTMLFormControlElement* defaultButton() const;
 
     bool checkValidity();
     bool checkValidityWithoutDispatchingEvents();
 
@@ skipping 79 matching lines @@
 
     Vector<RefPtr<Event> > m_pendingAutocompleteEvents;
     Timer<HTMLFormElement> m_requestAutocompleteTimer;
 };
 
 DEFINE_NODE_TYPE_CASTS(HTMLFormElement, hasTagName(HTMLNames::formTag));
 
 } // namespace WebCore
 
 #endif // HTMLFormElement_h