[gtk+/gtk-3-2] Make the pickers test work

[Matthias Clasen <matthiasc src gnome org>]

commit a53cfaaf7bcdd01ca84edc3358373da8cef2fa26
Author: Matthias Clasen <mclasen redhat com>
Date:   Mon Dec 19 10:10:34 2011 -0500

    Make the pickers test work
    
    Use the unix volume monitor, since gvfs is injecting all my extra
    partitions into the dump of the file chooser.

 tests/a11y/Makefile.am |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/tests/a11y/Makefile.am b/tests/a11y/Makefile.am
index 89be4bf..68d68c9 100644
--- a/tests/a11y/Makefile.am
+++ b/tests/a11y/Makefile.am
@@ -17,6 +17,10 @@ LDADD = \
 	$(top_builddir)/gtk/libgtk-3.la \
 	$(GTK_DEP_LIBS)
 
+# work around random file systems showing up in the file chooser,
+# breaking the 'pickers' test
+TESTS_ENVIRONMENT = GIO_USE_VOLUME_MONITOR=unix
+
 TEST_PROGS += accessibility-dump
 
 TEST_PROGS += tree-performance