After this [this](https://github.com/teddyzeenny/ember.js/commit/9a88b5cdde97c99c5b7b5136565938171db46e11#L0R51), when a `rootURL` is set,  `this.getURL() !== get(this, 'location').pathname`
I think it should be `this.replaceState(this.formatURL(this.getURL()));`