Fix sky include guards to match Chromium style

sky/engine/platform/geometry/IntPoint.h

 /*
  * Copyright (C) 2004, 2005, 2006 Apple Computer, Inc.  All rights reserved.
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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-#ifndef IntPoint_h
-#define IntPoint_h
+#ifndef SKY_ENGINE_PLATFORM_GEOMETRY_INTPOINT_H_
+#define SKY_ENGINE_PLATFORM_GEOMETRY_INTPOINT_H_
 
 #include "sky/engine/platform/geometry/IntSize.h"
 #include "sky/engine/wtf/MathExtras.h"
 #include "sky/engine/wtf/VectorTraits.h"
 
 namespace blink {
 
 class PLATFORM_EXPORT IntPoint {
 public:
     IntPoint() : m_x(0), m_y(0) { }
@@ skipping 99 matching lines @@
 
 inline int IntPoint::distanceSquaredToPoint(const IntPoint& point) const
 {
     return ((*this) - point).diagonalLengthSquared();
 }
 
 } // namespace blink
 
 WTF_ALLOW_MOVE_INIT_AND_COMPARE_WITH_MEM_FUNCTIONS(blink::IntPoint);
 
-#endif // IntPoint_h
+#endif  // SKY_ENGINE_PLATFORM_GEOMETRY_INTPOINT_H_