gunixmounts: Update list of virtual file systems to ignore

Synchronise it with the list in gnome-settings-daemon, which has seen
more recent updates than this one.

https://git.gnome.org/browse/gnome-settings-daemon/tree/plugins/housekeeping/gsd-disk-space-helper.c

Signed-off-by: Philip Withnall <withnall@endlessm.com>

https://bugzilla.gnome.org/show_bug.cgi?id=788880

gio/gunixmounts.c

@@ -287,26 +287,52 @@ guess_system_internal (const char *mountpoint,
 		       const char *device)
 {
   const char *ignore_fs[] = {
+    "adfs",
+    "afs",
     "auto",
     "autofs",
+    "autofs4",
+    "cgroup",
+    "cifs",
+    "configfs",
+    "cxfs",
+    "debugfs",
     "devfs",
     "devpts",
+    "devtmpfs",
     "ecryptfs",
     "fdescfs",
+    "fusectl",
+    "gfs",
+    "gfs2",
+    "gpfs",
+    "hugetlbfs",
     "kernfs",
     "linprocfs",
+    "linsysfs",
+    "lustre",
+    "lustre_lite",
     "mfs",
+    "mqueue",
+    "ncpfs",
+    "nfs",
+    "nfs4",
+    "nfsd",
     "nullfs",
+    "ocfs2",
+    "overlay",
     "proc",
     "procfs",
+    "pstore",
     "ptyfs",
     "rootfs",
+    "rpc_pipefs",
+    "securityfs",
     "selinuxfs",
+    "smbfs",
     "sysfs",
     "tmpfs",
     "usbfs",
-    "nfsd",
-    "rpc_pipefs",
     "zfs",
     NULL
   };