Spinner: ui() doesn't return instance

tests/spinner.js

@@ -7,42 +7,33 @@
 module("spinner");
 
 test("init", function() {
-	expect(3);
+	expect(2);
 
 	$("#spin").spinner();
 	ok(true, '.spinner() called on element');
 
-	$([]).spinner().remove();
-	ok(true, '.spinner() called on empty collection');
-
 	$('<input id="spinner_dis">').spinner().remove();
 	ok(true, '.spinner() called on disconnected element');
 
 });
 
 test("destroy", function() {
-	expect(3);
+	expect(2);
 
 	$("#spin").spinner().spinner("destroy");
 	ok(true, '.spinner("destroy") called on element');
 
-	$([]).spinner().spinner("destroy").remove();
-	ok(true, '.spinner().spinner("destroy") called on empty collection');
-
 	$('<input id="spinner_dis">').spinner().spinner("destroy").remove();
 	ok(true, '.spinner().spinner("destroy") called on disconnected element');
 
 });
 
 test("re-attach", function() {
-	expect(3);
+	expect(2);
 
 	el = $("#spin").spinner().spinner("destroy").spinner();
 	ok(true, '.spinner().spinner("destroy").spinner() called on element');
 
-	$([]).spinner().spinner("destroy").spinner().remove();
-	ok(true, '.spinner().spinner("destroy").spinner() called on empty collection');
-
 	$('<input id="spinner_dis">').spinner().spinner("destroy").spinner().remove();
 	ok(true, '.spinner().spinner("destroy").spinner() called on disconnected element');
 

ui/ui.spinner.js

@@ -204,7 +204,6 @@ $.widget('ui.spinner', {
 	plugins: {},
 	ui: function(e) {
 		return {
-			instance: this,
 			options: this.options,
 			element: this.element,
 			value: this._getValue()
@@ -216,7 +215,9 @@ $.widget('ui.spinner', {
 	},
 	destroy: function() {
 		if(!$.data(this.element[0], 'spinner')) return;
-
+		if ($.fn.mousewheel) {
+			this.element.unmousewheel();
+		}
 		this.element
 			.removeClass('ui-spinner-box')
 			.removeAttr('disabled')
@@ -230,10 +231,6 @@ $.widget('ui.spinner', {
 				.before(this.element.clone())
 				.remove()
 			.end();
-
-		if ($.fn.mousewheel) {
-			this.element.unmousewheel();
-		}
 	},
 	enable: function() {
 		this.element