presto-main/src/main/java/io/prestosql/metadata/SignatureBinder.java/SignatureBinder/TypeWithLiteralParametersSolver
class SignatureBinder:        public TypeWithLiteralParametersSolver(TypeSignature formalTypeSignature, Type actualType)
        {
            this.formalTypeSignature = formalTypeSignature;
            this.actualType = actualType;
        }