Reject permissonState calls if userVisible is not present as parameter

LayoutTests/http/tests/push_messaging/resources/instrumentation-service-worker.js

Index: LayoutTests/http/tests/push_messaging/resources/instrumentation-service-worker.js
diff --git a/LayoutTests/http/tests/push_messaging/resources/instrumentation-service-worker.js b/LayoutTests/http/tests/push_messaging/resources/instrumentation-service-worker.js
index c6f5fbc1168b7d24e687c2ce8a5c92f5a826fb6a..7fc64d7b9f989703a0e66fa636baa02e1ba2282b 100644
--- a/LayoutTests/http/tests/push_messaging/resources/instrumentation-service-worker.js
+++ b/LayoutTests/http/tests/push_messaging/resources/instrumentation-service-worker.js
@@ -13,10 +13,10 @@ self.addEventListener('message', function(workerEvent) {
     port.onmessage = function(event) {
         if (typeof event.data != 'object' || !event.data.command)
             return;
-
+        var arguments = event.data.arg || {}

[Peter Beverloo, 2015/05/07 15:28:21]

Please also pass the |options| argument to subscribe() on line 27. Even if we
don't use it yet, we'll most likely want to at some point.

[Peter Beverloo, 2015/05/07 15:28:21]

s/(arguments|arg)/options/

[Miguel Garcia, 2015/05/07 19:40:46]

Done.

[Miguel Garcia, 2015/05/07 19:40:46]

Done.

         switch (event.data.command) {
             case 'permissionState':
-                self.registration.pushManager.permissionState().then(function(permissionStatus) {
+                self.registration.pushManager.permissionState(arguments).then(function(permissionStatus) {
                     port.postMessage({ command: event.data.command,
                                        success: true,
                                        permission: permissionStatus });