[geary/wip/imap-db-acccount-test-flakey: 2/4] Use standard recursive delete in ImapDB.DatabaseTest

[Michael Gratton <mjog src gnome org>]

commit 5f73eb94b25c919491d77b9c505edd7653a5fa97
Author: Michael Gratton <mike vee net>
Date:   Tue Jan 22 00:54:18 2019 +1100

    Use standard recursive delete in ImapDB.DatabaseTest

 test/engine/imap-db/imap-db-database-test.vala | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)
---
diff --git a/test/engine/imap-db/imap-db-database-test.vala b/test/engine/imap-db/imap-db-database-test.vala
index 892d2815..f7c55728 100644
--- a/test/engine/imap-db/imap-db-database-test.vala
+++ b/test/engine/imap-db/imap-db-database-test.vala
@@ -42,8 +42,7 @@ class Geary.ImapDB.DatabaseTest : TestCase {
         // Need to close it again to stop the GC process running
         db.close();
 
-        db.file.delete();
-        tmp_dir.delete();
+        delete_file(tmp_dir);
     }
 
     public void upgrade_0_6() throws Error {
@@ -121,11 +120,7 @@ class Geary.ImapDB.DatabaseTest : TestCase {
         // Need to close it again to stop the GC process running
         db.close();
 
-        Files.recursive_delete_async.begin(
-            tmp_dir, GLib.Priority.DEFAULT, null,
-            (obj, res) => { async_complete(res); }
-        );
-        Files.recursive_delete_async.end(async_result());
+        delete_file(tmp_dir);
     }