Fixed error screen behaviour when gaia frame loading is timed out.

chrome/browser/resources/chromeos/login/screen_error_message.js

Index: chrome/browser/resources/chromeos/login/screen_error_message.js
diff --git a/chrome/browser/resources/chromeos/login/screen_error_message.js b/chrome/browser/resources/chromeos/login/screen_error_message.js
index 7b48ad98b9847f9e9ceb632658a39fa86dc580e8..53b312e0102f0c1819c31dbcee88c0bddd02236a 100644
--- a/chrome/browser/resources/chromeos/login/screen_error_message.js
+++ b/chrome/browser/resources/chromeos/login/screen_error_message.js
@@ -222,16 +222,6 @@ cr.define('login', function() {
         }
       }
     },
-
-    // Request network state update with loading timeout as reason.
-    showLoadingTimeoutError: function() {
-      // Shows error message if it is not shown already.
-      if (this.classList.contains('hidden')) {
-        chrome.send('loginRequestNetworkState',
-                    ['login.ErrorMessageScreen.updateState',
-                     ERROR_REASONS.LOADING_TIMEOUT]);
-      }
-    }
   };
 
   /**