[Code Style] Satisfy JSLint

Add missing semicolons etc. to satisfy JSLint after
changes for WTD-1482.

platform/commonUI/browse/src/navigation/NavigateAction.js

@@ -51,14 +51,14 @@ define(
             return this.$q.when(
                 this.navigationService.setNavigation(this.domainObject)
             );
-        }
+        };
 
         /**
          * Navigate as an action is only applicable when a domain object
          * is described in the action context.
          * @param {ActionContext} context the context in which the action
          *        will be performed
-         * @returns true if applicable
+         * @returns {boolean} true if applicable
          */
         NavigateAction.appliesTo = function (context) {
             return context.domainObject !== undefined;

platform/commonUI/browse/src/navigation/NavigationService.js

@@ -70,7 +70,7 @@ define(
          */
         NavigationService.prototype.addListener = function (callback) {
             this.callbacks.push(callback);
-        }
+        };
 
         /**
          * Stop listening for changes in navigation state.
@@ -82,7 +82,7 @@ define(
             this.callbacks = this.callbacks.filter(function (cb) {
                 return cb !== callback;
             });
-        }
+        };
 
         return NavigationService;
     }

platform/commonUI/browse/src/windowing/NewTabAction.js

@@ -42,7 +42,7 @@ define(
 
             this.urlService = urlService;
             this.open = function () {
-                $window.open.apply($window, arguments)
+                $window.open.apply($window, arguments);
             };
 
             // Choose the object to be opened into a new tab