Use Nan::To<std::uint32_t> instead of Uint32Value()
Use Nan::To<std::uint32_t> instead of Uint32Value()

mapnik/node-mapnik,mapnik/node-mapnik,tomhughes/node-mapnik,tomhughes/node-mapnik,mapnik/node-mapnik,mapnik/node-mapnik,tomhughes/node-mapnik,mapnik/node-mapnik,tomhughes/node-mapnik,tomhughes/node-mapnik