[glib] Add g_content_type_is_mime_type to the docs

[Matthias Clasen <matthiasc src gnome org>]

commit 626e9e6b6e3c362e5293b5f1393ac0a42a63d291
Author: Matthias Clasen <mclasen redhat com>
Date:   Thu Mar 9 20:34:40 2017 -0500

    Add g_content_type_is_mime_type to the docs

 docs/reference/gio/gio-sections.txt |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/docs/reference/gio/gio-sections.txt b/docs/reference/gio/gio-sections.txt
index 1257fd2..dddb1d8 100644
--- a/docs/reference/gio/gio-sections.txt
+++ b/docs/reference/gio/gio-sections.txt
@@ -1376,6 +1376,7 @@ g_io_error_quark
 <TITLE>GContentType</TITLE>
 g_content_type_equals
 g_content_type_is_a
+g_content_type_is_mime_type
 g_content_type_is_unknown
 g_content_type_get_description
 g_content_type_get_mime_type