[tepl] GotoLineBar docs: pointers to the high-level API

[Sébastien Wilmet <swilmet src gnome org>]

commit e39a4a695ff99d3080d28cf0f982dcd00db59f54
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Sat Apr 25 14:10:11 2020 +0200

    GotoLineBar docs: pointers to the high-level API

 tepl/tepl-goto-line-bar.c | 6 ++++++
 1 file changed, 6 insertions(+)
---
diff --git a/tepl/tepl-goto-line-bar.c b/tepl/tepl-goto-line-bar.c
index 1af4d0e..baa76c0 100644
--- a/tepl/tepl-goto-line-bar.c
+++ b/tepl/tepl-goto-line-bar.c
@@ -33,6 +33,12 @@
  *
  * When the #GtkSearchEntry's content changes, tepl_view_goto_line() is called
  * on the associated #TeplView.
+ *
+ * # High-level API
+ *
+ * #TeplGotoLineBar is integrated in the Tepl framework, see:
+ * - The `"win.tepl-goto-line"` #GAction in #TeplApplicationWindow.
+ * - The tepl_tab_get_goto_line_bar() function.
  */
 
 struct _TeplGotoLineBarPrivate