Fix sky include guards to match Chromium style

sky/engine/core/dom/QualifiedName.h

 /*
  * Copyright (C) 2005, 2006, 2009 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.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  *
  */
 
-#ifndef QualifiedName_h
-#define QualifiedName_h
+#ifndef SKY_ENGINE_CORE_DOM_QUALIFIEDNAME_H_
+#define SKY_ENGINE_CORE_DOM_QUALIFIEDNAME_H_
 
 #include "sky/engine/wtf/text/AtomicString.h"
 
 namespace blink {
 
 class QualifiedName {
     WTF_MAKE_FAST_ALLOCATED;
 public:
     explicit QualifiedName(const AtomicString& localName)
         : m_localName(localName)
@@ skipping 20 matching lines @@
 extern const QualifiedName& anyName;
 extern const QualifiedName& nullName;
 
 inline bool operator==(const AtomicString& a, const QualifiedName& q) { return a == q.localName(); }
 inline bool operator!=(const AtomicString& a, const QualifiedName& q) { return a != q.localName(); }
 inline bool operator==(const QualifiedName& q, const AtomicString& a) { return a == q.localName(); }
 inline bool operator!=(const QualifiedName& q, const AtomicString& a) { return a != q.localName(); }
 
 } // namespace blink
 
-#endif
+#endif  // SKY_ENGINE_CORE_DOM_QUALIFIEDNAME_H_