[cleanup] SAML is always enabled.

chrome/browser/resources/gaia_auth/saml_injected.js

 // Copyright 2013 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.
 
 /**
  * @fileoverview
  * Script to be injected into SAML provider pages, serving three main purposes:
  * 1. Signal hosting extension that an external page is loaded so that the
  *    UI around it should be changed accordingly;
  * 2. Provide an API via which the SAML provider can pass user credentials to
@@ skipping 116 matching lines @@
      * Handles 'change' event in the scraped password fields.
      * @param {number} index The index of the password fields in
      *     |passwordFields_|.
      */
     onPasswordChanged_: function(index) {
       this.maybeSendUpdatedPassword(index);
     }
   };
 
   /**
-   * Returns true if the script is injected into auth main page.
-   */
-  function isAuthMainPage() {
-    return window.location.href.indexOf(
-        'chrome-extension://mfffpogegjflfpflabcdkioaeobkgjik/main.html') == 0;
-  }
-
-  /**
    * Heuristic test whether the current page is a relevant SAML page.
    * Current implementation checks if it is a http or https page and has
    * some content in it.
    * @return {boolean} Whether the current page looks like a SAML page.
    */
   function isSAMLPage() {
     var url = window.location.href;
     if (!url.match(/^(http|https):\/\//))
       return false;
 
     return document.body.scrollWidth > 50 && document.body.scrollHeight > 50;
   }
 
-  if (isAuthMainPage()) {
-    // Use an event to signal the auth main to enable SAML support.
-    var e = document.createEvent('Event');
-    e.initEvent('enableSAML', false, false);
-    document.dispatchEvent(e);
-  } else {
-    var channel;
-    var passwordScraper;
-    if (isSAMLPage()) {
-      var pageURL = window.location.href;
+  if (isSAMLPage()) {
+    var pageURL = window.location.href;
 
-      channel = new Channel();
-      channel.connect('injected');
-      channel.send({name: 'pageLoaded', url: pageURL});
+    var channel = new Channel();
+    channel.connect('injected');
+    channel.send({name: 'pageLoaded', url: pageURL});
 
-      apiCallForwarder = new APICallForwarder();
-      apiCallForwarder.init(channel);
+    var apiCallForwarder = new APICallForwarder();
+    apiCallForwarder.init(channel);
 
-      passwordScraper = new PasswordInputScraper();
-      passwordScraper.init(channel, pageURL, document.documentElement);
-    }
+    var passwordScraper = new PasswordInputScraper();
+    passwordScraper.init(channel, pageURL, document.documentElement);
   }
 })();