cc: Get rid of CC*.h temporary header files.

cc/math_util.cc

 // Copyright 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "config.h"
 
-#include "CCMathUtil.h"
+#include "cc/math_util.h"
 
 #include "FloatPoint.h"
 #include "FloatQuad.h"
 #include "IntRect.h"
 #include <public/WebTransformationMatrix.h>
 
 using WebKit::WebTransformationMatrix;
 
 namespace cc {
 
@@ skipping 352 matching lines @@
 }
 
 FloatSize CCMathUtil::projectVector(const FloatSize& source, const FloatSize& destination)
 {
     float sourceDotDestination = source.width() * destination.width() + source.height() * destination.height();
     float projectedLength = sourceDotDestination / destination.diagonalLengthSquared();
     return FloatSize(projectedLength * destination.width(), projectedLength * destination.height());
 }
 
 } // namespace cc