DevTools: [JSDoc] Avoid partial arg list annotations in the "profiler" module

Source/devtools/front_end/externs.js

 /*
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 454 matching lines @@
     skipToEnd: function () { },
     sol: function () { }
 }
 
 /** @type {Object.<string, !Object.<string, string>>} */
 CodeMirror.keyMap;
 
 /** @type {{scrollLeft: number, scrollTop: number}} */
 CodeMirror.doc;
 
+/**
+ * @constructor
+ * @extends {Event}
+ */
+function ErrorEvent() {}
+
+/** @type {string} */
+ErrorEvent.prototype.message;
+
 /** @type {boolean} */
 window.dispatchStandaloneTestRunnerMessages;