Issue #1643362 by swentel: Remove 'entity_type()' from Entity::uri()'s return.

core/lib/Drupal/Core/Entity/Entity.php

@@ -191,7 +191,6 @@ public function uri($rel = 'canonical') {
 
     // Pass the entity data to url() so that alter functions do not need to
     // look up this entity again.
-    $uri['options']['entity_type'] = $this->entityType;
     $uri['options']['entity'] = $this;
     return $uri;
   }