Display error correctly on ldap to email claim page (#3129)

webapp/actions/user_actions.jsx

@@ -0,0 +1,22 @@
+// Copyright (c) 2016 Mattermost, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+import Client from 'utils/web_client.jsx';
+
+export function switchFromLdapToEmail(email, password, ldapPassword, onSuccess, onError) {
+    Client.ldapToEmail(
+        email,
+        password,
+        ldapPassword,
+        (data) => {
+            if (data.follow_link) {
+                window.location.href = data.follow_link;
+            }
+
+            if (onSuccess) {
+                onSuccess(data);
+            }
+        },
+        onError
+    );
+}