How to use the es5-ext/array/#/e-index-of.call function in es5-ext

delete: d(function (value) {
		var index = eIndexOf.call(this.__setData__, value);
		if (index === -1) return false;
		this.__setData__.splice(index, 1);
		this.emit('_delete', index, value);
		return true;
	}),
	entries: d(function () { return new Iterator(this, 'key+value'); }),

forOf(iterable, function (value) {
		if (eIndexOf.call(this, value) !== -1) return;
		this.push(value);
	}, self.__setData__);
	return self;

delete: d(function (key) {
		var index = eIndexOf.call(this.__mapKeysData__, key);
		if (index === -1) return false;
		this.__mapKeysData__.splice(index, 1);
		this.__mapValuesData__.splice(index, 1);
		this.emit('_delete', index, key);
		return true;
	}),
	entries: d(function () { return new Iterator(this, 'key+value'); }),

iterate = function (value) {
			var i;
			if (value == null) return;
			value = desc._normalizeValue_(value);
			if (value == null) return;
			if (eq(setData[index], value)) {
				++index;
				return;
			}
			i = eIndexOf.call(setData, value);
			if (i === -1) {
				if (index === setData.length) setData.push(value);
				else setData.splice(index, 0, value);
				++l;
				this.emit('_add', index, value);
				if (isObservable) this._noteAdd_(value);
				++index;
				return;
			}
			if (i < index) return;
			setData.splice(i, 1);
			this.emit('_delete', i, value);
			setData.splice(index, 0, value);
			this.emit('_add', index, value);
			++index;
		};

delete: d(function (value) {
		var index = eIndexOf.call(this.__setData__, value);
		if (index === -1) return false;
		this.__setData__.splice(index, 1);
		this.emit('_delete', index, value);
		return true;
	}),
	entries: d(function () { return new Iterator(this, 'key+value'); }),

iterate = function (value) {
		if (value == null) return;
		value = desc._normalizeValue_(value);
		if (value == null) return;
		if (eIndexOf.call(this, value) !== -1) return;
		this.push(value);
	};
	if (isIterable(value)) forOf(value, iterate, self.__setData__);

get: d(function (key) {
		var index = eIndexOf.call(this.__mapKeysData__, key);
		if (index === -1) return;
		return this.__mapValuesData__[index];
	}),
	has: d(function (key) {

forOf(iterable, function (value) {
		var key = validValue(value)[0];
		value = value[1];
		if (eIndexOf.call(keys, key) !== -1) return;
		keys.push(key);
		values.push(value);
	}, self);
	return self;

forOf(iterable, function (value) {
		if (eIndexOf.call(this, value) !== -1) return;
		this.push(value);
	}, self.__setData__);
	return self;

has: d(function (value) {
		return (eIndexOf.call(this.__setData__, value) !== -1);
	}),
	keys: d(getValues = function () { return this.values(); }),