Fix sky include guards to match Chromium style

sky/engine/wtf/FastAllocBase.h

 /*
  * Copyright (C) 2008, 2009 Paul Pedriana <ppedriana@ea.com>. 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.
  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
  *     its contributors may be used to endorse or promote products derived
  *     from this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "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 OR ITS CONTRIBUTORS BE LIABLE FOR ANY
  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#ifndef FastAllocBase_h
-#define FastAllocBase_h
+#ifndef SKY_ENGINE_WTF_FASTALLOCBASE_H_
+#define SKY_ENGINE_WTF_FASTALLOCBASE_H_
 
 // Provides customizable overrides of fastMalloc/fastFree and operator new/delete
 //
 // Provided functionality:
 //    Macro: WTF_MAKE_FAST_ALLOCATED
 //
 // Example usage:
 //    class Widget {
 //        WTF_MAKE_FAST_ALLOCATED
 //    ...
@@ skipping 35 matching lines @@
          ::WTF::fastFree(p); \
     } \
     void* operator new(size_t, NotNullTag, void* location) \
     { \
         ASSERT(location); \
         return location; \
     } \
 private: \
 typedef int __thisIsHereToForceASemicolonAfterThisMacro
 
-#endif // FastAllocBase_h
+#endif  // SKY_ENGINE_WTF_FASTALLOCBASE_H_