MIME type predicates and case-insensitive matching.

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 44 matching lines @@
 
     DOMImplementation* getInterface(const String& feature);
 
     // From the DOMImplementationCSS interface
     static PassRefPtr<CSSStyleSheet> createCSSStyleSheet(const String& title, const String& media);
 
     // From the HTMLDOMImplementation interface
     PassRefPtr<HTMLDocument> createHTMLDocument(const String& title);
 
     // Other methods (not part of DOM)
-    static PassRefPtr<Document> createDocument(const String& MIMEType, Frame*, const KURL&, bool inViewSourceMode);
-    static PassRefPtr<Document> createDocument(const String& type, const DocumentInit&, bool inViewSourceMode);
+    static PassRefPtr<Document> createDocument(const String& mimeType, Frame*, const KURL&, bool inViewSourceMode);
+    static PassRefPtr<Document> createDocument(const String& mimeType, const DocumentInit&, bool inViewSourceMode);
 
-    static bool isXMLMIMEType(const String& MIMEType);
-    static bool isTextMIMEType(const String& MIMEType);
-    static bool isJSONMIMEType(const String& MIMEType);
+    static bool isXMLMIMEType(const String&);
+    static bool isTextMIMEType(const String&);
+    static bool isJSONMIMEType(const String&);
 
 private:
     explicit DOMImplementation(Document&);
 
     Document& m_document;
 };
 
 } // namespace WebCore
 
 #endif