[Browse] Removed destroy functions

Removed destroy functions from menu arrow
controller and contetxt menu action as
suggested. #33, #47.

platform/commonUI/browse/src/MenuArrowController.js

@@ -36,18 +36,13 @@ define(
          * @constructor
          */
         function MenuArrowController($scope) {
-            var stop;
-            
             function showMenu(event) {
                 var actionContext = {key: 'menu', domainObject: $scope.domainObject, event: event};
-                stop = $scope.domainObject.getCapability('action').perform(actionContext);
+                $scope.domainObject.getCapability('action').perform(actionContext);
             }
             
             return {
-                showMenu: showMenu,
+                showMenu: showMenu
-                destroy: function () {
-                    stop();
-                }
             };
         }
 

platform/representation/src/actions/ContextMenuAction.js

@@ -107,17 +107,6 @@ define(
             }
             
             return {
-                /**
-                 * Dismiss any visible menu.
-                 * @method
-                 * @memberof ContextMenuAction
-                 */
-                destroy: function () {
-                    // Scope has been destroyed, so remove all listeners.
-                    if (dismissExistingMenu) {
-                        dismissExistingMenu();
-                    }
-                },
                 perform: perform
             };
         }