Bug 978426 - Re-enable test_sts_preloadlist_perwindowpb.js on B2G. r=dkeeler

security/manager/ssl/tests/unit/xpcshell.ini

@@ -24,9 +24,6 @@ support-files =
 [test_hmac.js]
 
 [test_sts_preloadlist_perwindowpb.js]
-# Bug 978426: Test fails consistently only on B2G ARM
-skip-if = buildapp == "b2g" && processor == "arm"
-
 [test_sts_preloadlist_selfdestruct.js]
 [test_sts_holepunch.js]
 [test_sts_ipv4_ipv6.js]