Fix SAML Interstitial not shown when pre-existing user pod exists

chrome/browser/resources/chromeos/login/screen_gaia_signin.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.
 
 /**
  * @fileoverview Oobe signin screen implementation.
  */
 
 login.createScreen('GaiaSigninScreen', 'gaia-signin', function() {
   // GAIA animation guard timer. Started when GAIA page is loaded
@@ skipping 544 matching lines @@
       }
 
       params.isNewGaiaFlow = true;
       params.doSamlRedirect =
           (this.screenMode_ == ScreenMode.SAML_INTERSTITIAL);
 
       // Screen size could have been changed because of 'full-width' classes.
       if (Oobe.getInstance().currentScreen === this)
         Oobe.getInstance().updateScreenSize(this);
 
-      if (data.forceReload ||
-          JSON.stringify(this.gaiaAuthParams_) != JSON.stringify(params)) {
-        this.gaiaAuthParams_ = params;
+      this.gaiaAuthParams_ = params;
+      switch (this.screenMode_) {
+        case ScreenMode.DEFAULT:
+          this.loadGaiaAuthHost_(false /* doSamlRedirect */);
+          break;
 
-        switch (this.screenMode_) {
-          case ScreenMode.DEFAULT:
-            this.loadGaiaAuthHost_(false /* doSamlRedirect */);
-            break;
+        case ScreenMode.OFFLINE:
+          this.loadOffline(params);
+          break;
 
-          case ScreenMode.OFFLINE:
-            this.loadOffline(params);
-            break;
-
-          case ScreenMode.SAML_INTERSTITIAL:
-            $('saml-interstitial').domain = data.enterpriseDomain;
-            if (this.loading)
-              this.loading = false;
-            break;
-        }
+        case ScreenMode.SAML_INTERSTITIAL:
+          $('saml-interstitial').domain = data.enterpriseDomain;
+          if (this.loading)
+            this.loading = false;
+          break;
       }
       this.updateControlsState();
     },
 
     /**
      * Updates the authentication extension with new parameters, if needed.
      * @param {Object} data New extension parameters bag.
      * @private
      */
     updateAuthExtension_: function(data) {
@@ skipping 398 matching lines @@
       this.classList.toggle('whitelist-error', show);
       this.loading = !show;
 
       if (!show)
         Oobe.showSigninUI();
 
       this.updateControlsState();
     }
   };
 });