outwardEdgeNormal  137 Source/core/rendering/shapes/PolygonShape.cpp         OffsetPolygonEdge thisOffsetEdge(thisEdge, outwardEdgeNormal(thisEdge) * margin);
outwardEdgeNormal  138 Source/core/rendering/shapes/PolygonShape.cpp         OffsetPolygonEdge prevOffsetEdge(prevEdge, outwardEdgeNormal(prevEdge) * margin);