Revert "Fix #1771 and probably others (#2286)" (#2299)

4f68984f2f

render/render.js

@@ -673,13 +673,6 @@ module.exports = function($window) {
 					if (child != null) onremove(child)
 				}
 			}
-			// Chrome emits a `blur` event on children when they are removed,
-			// but *before* they dereference their parent...
-			// https://stackoverflow.com/questions/21926083/failed-to-execute-removechild-on-node#22934552
-			// https://github.com/MithrilJS/mithril.js/issues/1771
-			if (vnode.events != null && vnode.events.onblur != null) {
-				vnode.dom.removeEventListener("blur", vnode.events, false)
-			}
 		}
 	}
 

render/tests/test-event.js

@@ -324,16 +324,4 @@ o.spec("event", function() {
 		o(onevent.args[0].type).equals("transitionend")
 		o(onevent.args[0].target).equals(div.dom)
 	})
-
-	o("doesn't fire blur on removed nodes", function() {
-		var spy = o.spy()
-		var div = {tag: "div", attrs: {onblur: spy}}
-
-		render(root, [div])
-		div.dom.focus()
-		render(root, [])
-
-		o(spy.callCount).equals(0)
-		o(onevent.callCount).equals(0)
-	})
 })