const internal/types/errors.NoNewVar

5 uses

	internal/types/errors (current package)
		code_string.go#L30: 	_ = x[NoNewVar-19]
		codes.go#L186: 	NoNewVar

	go/types
		assignments.go#L593: 		check.softErrorf(pos, NoNewVar, "no new variables on left side of :=")
		stmt.go#L717: 				check.softErrorf(lhs, NoNewVar, "no new variable on left side of :=")
		stmt.go#L982: 			check.error(noNewVarPos, NoNewVar, "no new variables on left side of :=")