maxparams failure

.jshintrc

{
	"maxparams": 4
}

fail.js

function Foo () {}

// jshint maxparams: 9
Foo.prototype.bar = function (a, b, c, d, e) {
  return a + b + c + d + e;
};

ok.js

// jshint maxparams: 9
function Foo () {}

Foo.prototype.bar = function (a, b, c, d, e) {
  return a + b + c + d + e;
};

ok2.js

  var Foo = {};

  // jshint maxparams: 9
  Foo.bar = function (a, b, c, d, e) {
    return a + b + c + d + e;
  };