cros: Pass gaia_auth init params via postMessage.

chrome/browser/resources/gaia_auth/util.js

 // Copyright (c) 2012 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.
 
 /**
  * Alias for document.getElementById.
  * @param {string} id The ID of the element to find.
  * @return {HTMLElement} The found element or null if not found.
  */
 function $(id) {
   return document.getElementById(id);
 }
 
 /**
- * Extract query params from given search string of an URL.
- * @param {string} search The search portion of an URL to extract params.
- * @return {Object} The key value pairs of the extracted params.
- */
-function getUrlSearchParams(search) {
-  var params = {};
-
-  if (search) {
-    // Strips leading '?'
-    search = search.substring(1);
-    var pairs = search.split('&');
-    for (var i = 0; i < pairs.length; ++i) {
-      var pair = pairs[i].split('=');
-      if (pair.length == 2) {
-        params[pair[0]] = decodeURIComponent(pair[1]);
-      } else {
-        params[pair] = true;
-      }
-    }
-  }
-
-  return params;
-}
-
-/**
  * Creates a new URL which is the old URL with a GET param of key=value.
  * Copied from ui/webui/resources/js/util.js.
  * @param {string} url The base URL. There is not sanity checking on the URL so
  *     it must be passed in a proper format.
  * @param {string} key The key of the param.
  * @param {string} value The value of the param.
  * @return {string} The new URL.
  */
 function appendParam(url, key, value) {
   var param = encodeURIComponent(key) + '=' + encodeURIComponent(value);
@@ skipping 15 matching lines @@
 /**
  * Extract domain name from an URL.
  * @param {string} url An URL string.
  * @return {string} The host name of the URL.
  */
 function extractDomain(url) {
   var a = document.createElement('a');
   a.href = url;
   return a.hostname;
 }
-
-/**
- * Extract protocol from an URL.
- * @param {string} url An URL string.
- * @return {string} The protocol of the URL.
- */
-function extractProtocol(url) {
-  var a = document.createElement('a');
-  a.href = url;
-  return a.protocol;
-}
-