Bug#908297: libindicate FTBFS with glib 2.58

[Adrian Bunk <bunk@debian.org>]

Source: libindicate
Version: 0.6.92-6
Severity: serious
Tags: ftbfs

https://tests.reproducible-builds.org/debian/rb-pkg/unstable/amd64/libindicate.html

...
/build/1st/libindicate-0.6.92/./libindicate/server.c: In function 'indicate_server_class_init':
/build/1st/libindicate-0.6.92/./libindicate/server.c:230:2: error: 'g_type_class_add_private' is deprecated [-Werror=deprecated-declarations]
  g_type_class_add_private (class, sizeof (IndicateServerPrivate));
  ^~~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/glib-2.0/gobject/gobject.h:24,
                 from /usr/include/glib-2.0/gobject/gbinding.h:29,
                 from /usr/include/glib-2.0/glib-object.h:23,
                 from /build/1st/libindicate-0.6.92/./libindicate/server.h:34,
                 from /build/1st/libindicate-0.6.92/./libindicate/server.c:30:
/usr/include/glib-2.0/gobject/gtype.h:1303:10: note: declared here
 void     g_type_class_add_private       (gpointer                    g_class,
          ^~~~~~~~~~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors
make[3]: *** [Makefile:732: libindicate_la-server.lo] Error 1