- don't use 4th argument in htmlspecialchars (#1485475)

program/steps/mail/compose.inc

@@ -557,12 +557,12 @@ function rcmail_create_forward_body($body, $bodyIsHtml)
         "<tr><th align=\"right\" nowrap=\"nowrap\" valign=\"baseline\">To: </th><td>%s</td></tr>",
       Q($MESSAGE->subject),
       Q($MESSAGE->headers->date),
-      htmlspecialchars(Q($MESSAGE->get_header('from'), 'replace'), ENT_COMPAT, $OUTPUT->get_charset(), true),
-	htmlspecialchars(Q($MESSAGE->get_header('to'), 'replace'), ENT_COMPAT, $OUTPUT->get_charset(), true));
+      htmlspecialchars(Q($MESSAGE->get_header('from'), 'replace'), ENT_COMPAT, $OUTPUT->get_charset()),
+	htmlspecialchars(Q($MESSAGE->get_header('to'), 'replace'), ENT_COMPAT, $OUTPUT->get_charset()));
 
     if ($MESSAGE->headers->replyto && $MESSAGE->headers->replyto != $MESSAGE->headers->from)
       $prefix .= sprintf("<tr><th align=\"right\" nowrap=\"nowrap\" valign=\"baseline\">Reply-To: </th><td>%s</td></tr>",
-	htmlspecialchars(Q($MESSAGE->get_header('replyto'), 'replace'), ENT_COMPAT, $OUTPUT->get_charset(), true));
+	htmlspecialchars(Q($MESSAGE->get_header('replyto'), 'replace'), ENT_COMPAT, $OUTPUT->get_charset()));
 
     $prefix .= "</tbody></table><br>";
   }