Add more missing closing namespace comments.

third_party/WebKit/Source/core/css/BasicShapeFunctions.cpp

 /*
  * Copyright (C) 2012 Adobe Systems Incorporated. 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.
@@ skipping 237 matching lines @@
     return basicShape.release();
 }
 
 FloatPoint floatPointForCenterCoordinate(const BasicShapeCenterCoordinate& centerX, const BasicShapeCenterCoordinate& centerY, FloatSize boxSize)
 {
     float x = floatValueForLength(centerX.computedLength(), boxSize.width());
     float y = floatValueForLength(centerY.computedLength(), boxSize.height());
     return FloatPoint(x, y);
 }
 
-}
+} // namespace blink