Remove the interface tests for Push Messaging

third_party/WebKit/LayoutTests/http/tests/push_messaging/resources/interfaces-worker.js

-importScripts('/resources/testharness.js');
-
-test(function() {
-    assert_own_property(self, 'PushEvent');
-
-    var event = new PushEvent('PushEvent');
-    assert_idl_attribute(event, 'data');
-    assert_equals(event.type, 'PushEvent');
-
-    // PushEvent should be extending ExtendableEvent.
-    assert_inherits(event, 'waitUntil');
-
-}, 'PushEvent should be exposed and have the expected interface.');
-
-test(function() {
-    assert_own_property(self, 'PushManager', 'PushManager needs to be exposed as a global.');
-    assert_idl_attribute(registration, 'pushManager', 'PushManager needs to be exposed on the registration.');
-
-    assert_own_property(PushManager, 'supportedContentEncodings');
-
-    assert_inherits(registration.pushManager, 'subscribe');
-    assert_inherits(registration.pushManager, 'getSubscription');
-    assert_inherits(registration.pushManager, 'permissionState');
-
-}, 'PushManager should be exposed and have the expected interface.');
-
-test(function() {
-    assert_own_property(self, 'PushMessageData', 'PushMessageData needs to be exposed as a global.');
-
-    var pushMessageData = new PushEvent('PushEvent', { data: 'SomeData' }).data;
-    assert_inherits(pushMessageData, 'arrayBuffer');
-    assert_inherits(pushMessageData, 'blob');
-    assert_inherits(pushMessageData, 'json');
-    assert_inherits(pushMessageData, 'text');
-
-}, 'PushMessageData should be exposed and have the expected interface.');
-
-test(function() {
-    assert_own_property(self, 'PushSubscription', 'PushSubscription needs to be exposed as a global.');
-
-    assert_own_property(PushSubscription.prototype, 'endpoint');
-
-    assert_own_property(PushSubscription.prototype, 'getKey');
-    assert_own_property(PushSubscription.prototype, 'unsubscribe');
-
-}, 'PushSubscription should be exposed and have the expected interface.');