Merge "HTMLFormFieldCloner: Don't try to validate hidden fields"

diff --combined includes/htmlform/fields/HTMLFormFieldCloner.php
index 2584b6b,09fe1bc..a871584
--- 1/includes/htmlform/fields/HTMLFormFieldCloner.php
--- 2/includes/htmlform/fields/HTMLFormFieldCloner.php
+++ b/includes/htmlform/fields/HTMLFormFieldCloner.php
@@@ -224,7 -224,7 +224,7 @@@ class HTMLFormFieldCloner extends HTMLF
                        && $this->mParams['required'] !== false
                        && !$values
                ) {
 -                      return $this->msg( 'htmlform-cloner-required' )->parseAsBlock();
 +                      return $this->msg( 'htmlform-cloner-required' );
                }
  
                if ( isset( $values['nonjs'] ) ) {
@@@ -240,6 -240,9 +240,9 @@@
                                if ( !array_key_exists( $fieldname, $value ) ) {
                                        continue;
                                }
+                               if ( $field->isHidden( $alldata ) ) {
+                                       continue;
+                               }
                                $ok = $field->validate( $value[$fieldname], $alldata );
                                if ( $ok !== true ) {
                                        return false;