Add unit test for SVG path parsing

third_party/WebKit/Source/core/svg/SVGPathSource.h

 /*
  * Copyright (C) Research In Motion Limited 2010. All rights reserved.
  *
  * 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 SVGPathSource_h
 #define SVGPathSource_h
 
+#include "core/CoreExport.h"
 #include "core/svg/SVGPathSeg.h"
 
 namespace blink {
 
-class SVGPathSource {
+class CORE_EXPORT SVGPathSource {
     WTF_MAKE_NONCOPYABLE(SVGPathSource);
     STACK_ALLOCATED();
 public:
     SVGPathSource() { }
     virtual ~SVGPathSource() { }
 
     virtual bool hasMoreData() const = 0;
     virtual SVGPathSegType peekSegmentType() = 0;
     virtual PathSegmentData parseSegment() = 0;
 };
 
 } // namespace blink
 
 #endif // SVGPathSource_h