public void DropIndex(SecurityToken mySecurityToken, Int64 myTransactionToken,
ServiceVertexType myVertexType, String myIndexName, String myEdition)
{
var Request = ServiceRequestFactory.MakeRequestDropIndex(myVertexType, myIndexName, myEdition);
var Response = this.GraphDS.DropIndex(mySecurityToken, myTransactionToken, Request,
ServiceReturnConverter.ConverteToVoid);
}