$edit_restriction = isset( $this->mRestrictions['edit'] ) ? $this->mRestrictions['edit'] : '';
$this->mCascade = $wgRequest->getBool( 'mwProtect-cascade' );
if ($this->mCascade && ($edit_restriction != 'protect') &&
$edit_restriction = isset( $this->mRestrictions['edit'] ) ? $this->mRestrictions['edit'] : '';
$this->mCascade = $wgRequest->getBool( 'mwProtect-cascade' );
if ($this->mCascade && ($edit_restriction != 'protect') &&