DevTools: Add JSDoc for static methods, fix JSDoc types and induced errors

Source/devtools/front_end/sdk/SearchConfig.js

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 /**
  * @constructor
  * @implements {WebInspector.ProjectSearchConfig}
  * @param {string} query
  * @param {boolean} ignoreCase
  * @param {boolean} isRegex
  */
 WebInspector.SearchConfig = function(query, ignoreCase, isRegex)
 {
     this._query = query;
     this._ignoreCase = ignoreCase;
     this._isRegex = isRegex;
     this._parse();
 }
 
 /** @typedef {!{regex: !RegExp, isNegative: boolean}} */
 WebInspector.SearchConfig.RegexQuery;
 
 /**
  * @param {{query: string, ignoreCase: boolean, isRegex: boolean}} object
+ * @return {!WebInspector.SearchConfig}
  */
 WebInspector.SearchConfig.fromPlainObject = function(object)
 {
     return new WebInspector.SearchConfig(object.query, object.ignoreCase, object.isRegex);
 }
 
 WebInspector.SearchConfig.prototype = {
     /**
      * @return {string}
      */
@@ skipping 135 matching lines @@
 /**
  * @constructor
  * @param {string} text
  * @param {boolean} isNegative
  */
 WebInspector.SearchConfig.QueryTerm = function(text, isNegative)
 {
     this.text = text;
     this.isNegative = isNegative;
 }