ServiceWorker: Add a test to check the behavior after reloading iframe

third_party/WebKit/LayoutTests/http/tests/serviceworker/unregister-then-register.html

Index: third_party/WebKit/LayoutTests/http/tests/serviceworker/unregister-then-register.html
diff --git a/third_party/WebKit/LayoutTests/http/tests/serviceworker/unregister-then-register.html b/third_party/WebKit/LayoutTests/http/tests/serviceworker/unregister-then-register.html
index 75db25c1d98e67f13f35f3c9cf353cbd5bb2bef2..cec2ddc85410777c300e6c0b14e1fdf958173378 100644
--- a/third_party/WebKit/LayoutTests/http/tests/serviceworker/unregister-then-register.html
+++ b/third_party/WebKit/LayoutTests/http/tests/serviceworker/unregister-then-register.html
@@ -57,45 +57,6 @@ async_test(function(t) {
          'registration is in use.');
 
 async_test(function(t) {
-    var scope = 'resources/scope/complete-unregistration-followed-by-' +
-                'reloading-controllee-iframe';
-    var registration;
-    var frame;
-    var service_worker;
-    service_worker_unregister_and_register(t, worker_url, scope)
-      .then(function(r) {
-          registration = r;
-          return wait_for_state(t, r.installing, 'activated');
-        })
-      .then(function() {
-          return with_iframe(scope);
-        })
-      .then(function(f) {
-          frame = f;
-          return registration.unregister();
-        })
-      .then(function() {
-          return new Promise(function(resolve) {
-              frame.onload = resolve;
-              frame.contentWindow.location.reload();
-            });
-        })
-      .then(function() {
-          var c = frame.contentWindow.navigator.serviceWorker.controller;
-          assert_equals(c, null, 'a page after unregistration should not be ' +
-                                 'controlled by service worker');
-          return navigator.serviceWorker.getRegistration(scope);
-        })
-      .then(function(r) {
-          assert_equals(r, undefined, 'getRegistration should return ' +
-                                      'undefined after unregistration');
-          service_worker_unregister_and_done(t, scope);
-        })
-      .catch(unreached_rejection(t));
-}, 'Reloading the last controlled iframe after unregistration should ensure ' +
-   'the deletion of the registration');
-
-async_test(function(t) {
     var scope = 'resources/scope/re-register-does-not-affect-existing-controllee';
     var iframe;
     var registration;