disable language dropdown too

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

src/components/views/auth/AuthHeader.js

@@ -16,12 +16,17 @@ limitations under the License.
 */
 
 import React from 'react';
+import PropTypes from 'prop-types';
 import createReactClass from 'create-react-class';
 import * as sdk from '../../../index';
 
 export default createReactClass({
     displayName: 'AuthHeader',
 
+    propTypes: {
+        disableLanguageSelector: PropTypes.bool,
+    },
+
     render: function() {
         const AuthHeaderLogo = sdk.getComponent('auth.AuthHeaderLogo');
         const LanguageSelector = sdk.getComponent('views.auth.LanguageSelector');
@@ -29,7 +34,7 @@ export default createReactClass({
         return (
             <div className="mx_AuthHeader">
                 <AuthHeaderLogo />
-                <LanguageSelector />
+                <LanguageSelector disabled={this.props.disableLanguageSelector} />
             </div>
         );
     },