Fix sky include guards to match Chromium style

sky/engine/platform/transforms/MatrixTransformOperation.h

 /*
  * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
  *           (C) 2000 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2003, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
  * Copyright (C) 2006 Graham Dennis (graham.dennis@gmail.com)
  *
  * 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 MatrixTransformOperation_h
-#define MatrixTransformOperation_h
+#ifndef SKY_ENGINE_PLATFORM_TRANSFORMS_MATRIXTRANSFORMOPERATION_H_
+#define SKY_ENGINE_PLATFORM_TRANSFORMS_MATRIXTRANSFORMOPERATION_H_
 
 #include "sky/engine/platform/transforms/TransformOperation.h"
 #include "sky/engine/platform/transforms/TransformationMatrix.h"
 
 namespace blink {
 
 class PLATFORM_EXPORT MatrixTransformOperation : public TransformOperation {
 public:
     static PassRefPtr<MatrixTransformOperation> create(double a, double b, double c, double d, double e, double f)
     {
@@ skipping 57 matching lines @@
     double m_a;
     double m_b;
     double m_c;
     double m_d;
     double m_e;
     double m_f;
 };
 
 } // namespace blink
 
-#endif // MatrixTransformOperation_h
+#endif  // SKY_ENGINE_PLATFORM_TRANSFORMS_MATRIXTRANSFORMOPERATION_H_