Added missing type-hint for StartShowHTML hook

Signed-off-by: Roland Haeder <roland@mxchange.org>

diff --git a/plugins/Linkback/LinkbackPlugin.php b/plugins/Linkback/LinkbackPlugin.php
index 1b5d3e53bac2394c173381b3463bf0ec73d4e90d..49ea7177dbdcec73bb82b46514dec62ed609af67 100644 (file)
--- a/plugins/Linkback/LinkbackPlugin.php
+++ b/plugins/Linkback/LinkbackPlugin.php
@@ -317,7 +317,7 @@ class LinkbackPlugin extends Plugin
         $m->connect('main/linkback/pingback', array('action' => 'pingback'));
     }
 
-    public function onStartShowHTML($action)
+    public function onStartShowHTML(Action $action)
     {
         header('Link: <' . common_local_url('webmention') . '>; rel="webmention"', false);
         header('X-Pingback: ' . common_local_url('pingback'));