public void Write(MethodDebugInformation info)
{
var method_token = info.method.MetadataToken;
var sym_token = new SymbolToken (method_token.ToInt32 ());
writer.OpenMethod (sym_token);
if (!info.sequence_points.IsNullOrEmpty ())
DefineSequencePoints (info.sequence_points);
if (info.scope != null)
DefineScope (info.scope, info);
writer.CloseMethod ();
}