diff -r 000000000000 -r 6474c204b198 toolkit/devtools/apps/tests/unit/tail_apps.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/toolkit/devtools/apps/tests/unit/tail_apps.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,6 @@
+if (gClient) {
+  // Close the test remote connection before leaving this test
+  gClient.close(function () {
+    run_next_test();
+  });
+}