Extended error reporting for SVG path parsing

third_party/WebKit/Source/core/svg/SVGPathUtilities.cpp

 /*
  * Copyright (C) Research In Motion Limited 2010, 2012. 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
@@ skipping 44 matching lines @@
     if (stream.isEmpty())
         return String();
 
     SVGPathStringBuilder builder;
     SVGPathByteStreamSource source(stream);
     SVGPathParser parser(&source, &builder);
     parser.parsePathDataFromSource();
     return builder.result();
 }
 
-bool buildByteStreamFromString(const String& d, SVGPathByteStream& result)
+SVGParsingError buildByteStreamFromString(const String& d, SVGPathByteStream& result)
 {
     result.clear();
     if (d.isEmpty())
-        return true;
+        return SVGParseStatus::NoError;
 
     // The string length is typically a minor overestimate of eventual byte stream size, so it avoids us a lot of reallocs.
     result.reserveInitialCapacity(d.length());
 
     SVGPathByteStreamBuilder builder(result);
     SVGPathStringSource source(d);
     SVGPathParser parser(&source, &builder);
-    bool ok = parser.parsePathDataFromSource();
+    parser.parsePathDataFromSource();
     result.shrinkToFit();
-    return ok;
+    return source.parseError();
 }
 
 } // namespace blink