[js] Remove a deprecated class

Author: jleyba

javascript/node/selenium-webdriver/CHANGES.md

@@ -9,6 +9,9 @@
 * Internal cleanup replacing uses of managed promises with native promises
 * Removed the mandatory use of Firefox Dev Edition, when using Marionette driver
 * Fixed timeouts' URL
+* Removed the deprecated `webdriver.UnhandledAlertError`, which was just an
+   alias for `error.UnexpectedAlertOpenError`
+
 
 ## v2.53.2
 

javascript/node/selenium-webdriver/lib/webdriver.js

@@ -2424,8 +2424,6 @@ module.exports = {
   Options: Options,
   TargetLocator: TargetLocator,
   Timeouts: Timeouts,
-  /** @deprecated Use {@link error.UnexpectedAlertOpenError} instead. */
-  UnhandledAlertError: error.UnexpectedAlertOpenError,
   WebDriver: WebDriver,
   WebElement: WebElement,
   WebElementCondition: WebElementCondition,