Re-enable network_3GDormancyDance now that it passes.

BUG=chromium-os:15229
TEST=None

Change-Id: Idd132c043f12b144e1808cab5640b62f5a9778aa
Reviewed-on: http://gerrit.chromium.org/gerrit/4749
Reviewed-by: Dale Curtis <dalecurtis@chromium.org>
Reviewed-by: ttuttle <ttuttle@chromium.org>
Tested-by: ttuttle <ttuttle@chromium.org>
diff --git a/server/site_tests/suites/control.network_3g b/server/site_tests/suites/control.network_3g
index 2342dfc..298a238 100644
--- a/server/site_tests/suites/control.network_3g
+++ b/server/site_tests/suites/control.network_3g
@@ -21,8 +21,7 @@
 CLIENT_TESTS = [
     'network_GobiUncleanDisconnect',
     'network_3GDisableWhileConnecting',
-# TODO(dalecurtis): Failing, remove when http://crosbug.com/15229 is fixed.
-#    'network_3GDormancyDance',
+    'network_3GDormancyDance',
     'network_3GModemPresent',
     'network_3GRecoverFromGobiDesync',
     'network_3GSafetyDance',