Fix patch for #7150, which was not deleting the events object properl…

…y on plain JS objects. Thanks to jitter for catching it.

src/event.js

@@ -282,11 +282,11 @@ jQuery.event = {
 				handle.elem = null;
 			}
 
-			delete elemData[ eventKey ];
+			delete elemData.events;
 			delete elemData.handle;
 
 			if ( typeof elemData === "function" ) {
-				jQuery.removeData( elem, "events" );
+				jQuery.removeData( elem, eventKey );
 
 			} else if ( jQuery.isEmptyObject( elemData ) ) {
 				jQuery.removeData( elem );

test/unit/event.js

@@ -443,7 +443,7 @@ test("bind(name, false), unbind(name, false)", function() {
 });
 
 test("bind()/trigger()/unbind() on plain object", function() {
-	expect( 5 );
+	expect( 7 );
 
 	var obj = {};
 
@@ -459,6 +459,7 @@ test("bind()/trigger()/unbind() on plain object", function() {
 
 	var events = jQuery(obj).data("__events__");
 	ok( events, "Object has events bound." );
+	equals( obj.events, undefined, "Events object on plain objects is not events" );
 	equals( typeof events, "function", "'events' expando is a function on plain objects." );
 	equals( obj.test, undefined, "Make sure that test event is not on the plain object." );
 	equals( obj.handle, undefined, "Make sure that the event handler is not on the plain object." );
@@ -473,6 +474,8 @@ test("bind()/trigger()/unbind() on plain object", function() {
 
 	// Make sure it doesn't complain when no events are found
 	jQuery(obj).unbind("test");
+
+	equals( obj.__events__, undefined, "Make sure events object is removed" );
 });
 
 test("unbind(type)", function() {