The event manager should be re-used.

View::__construct() gets the controller's event manager,
only to override it the first time getEventManager() is called.

Don't overwrite the Controller's event manager as it allows plugins
to more easily hook into the view process.

lib/Cake/View/View.php

@@ -332,8 +332,10 @@ public function __construct(Controller $controller = null) {
  * @return CakeEventManager
  */
 	public function getEventManager() {
-		if (empty($this->_eventManager) || !$this->_eventManagerConfigured) {
+		if (empty($this->_eventManager)) {
 			$this->_eventManager = new CakeEventManager();
+		}
+		if (!$this->_eventManagerConfigured) {
 			$this->_eventManager->attach($this->Helpers);
 			$this->_eventManagerConfigured = true;
 		}