installer: Fix setting a custom $wgMetaNamespace

`$textbox.removeProp('readonly')` has no effect and leaves the input
still as readonly, so instead use `$textbox.prop( 'readonly', false )`,
which does work.

Bug: T188415
Change-Id: I898c5605caf383cc992a948f14294193460f761b

diff --git a/mw-config/config.js b/mw-config/config.js
index c745ce4..acb9664 100644 (file)
--- a/mw-config/config.js
+++ b/mw-config/config.js
@@ -79,7 +79,7 @@
                        var $textbox = $( document.getElementById( $( this ).attr( 'rel' ) ) );
                        // FIXME: Ugh, this is ugly
                        if ( $( this ).val() === 'other' ) {
                        var $textbox = $( document.getElementById( $( this ).attr( 'rel' ) ) );
                        // FIXME: Ugh, this is ugly
                        if ( $( this ).val() === 'other' ) {

-                               $textbox.removeProp( 'readonly' ).closest( '.config-block' ).slideDown( 'fast' );
+                               $textbox.prop( 'readonly', false ).closest( '.config-block' ).slideDown( 'fast' );

                        } else {
                                $textbox.prop( 'readonly', true ).closest( '.config-block' ).slideUp( 'fast' );
                        }
                        } else {
                                $textbox.prop( 'readonly', true ).closest( '.config-block' ).slideUp( 'fast' );
                        }