[credentialsmanager] Remove redundant tests

third_party/WebKit/LayoutTests/http/tests/credentialmanager/federatedcredential-basics.html

Index: third_party/WebKit/LayoutTests/http/tests/credentialmanager/federatedcredential-basics.html
diff --git a/third_party/WebKit/LayoutTests/http/tests/credentialmanager/federatedcredential-basics.html b/third_party/WebKit/LayoutTests/http/tests/credentialmanager/federatedcredential-basics.html
index a1771598a1e7bac8904af95c3a9eace38cea7bea..f9a38e43715a2ad49621e341969e496211f68360 100644
--- a/third_party/WebKit/LayoutTests/http/tests/credentialmanager/federatedcredential-basics.html
+++ b/third_party/WebKit/LayoutTests/http/tests/credentialmanager/federatedcredential-basics.html
@@ -2,8 +2,51 @@
 <title>Credential Manager: FederatedCredential basics.</title>
 <script src="../resources/testharness.js"></script>
 <script src="../resources/testharnessreport.js"></script>
-<script src="resources/interfaces.js"></script>
+<script src="/w3c/resources/WebIDLParser.js"></script>
+<script src="/w3c/resources/idlharness.js"></script>
+<script type="text/plain" id="tested">
+[Exposed=Window, SecureContext]
+interface Credential {
+  readonly attribute USVString id;
+  readonly attribute DOMString type;
+};
+
+[NoInterfaceObject, SecureContext]
+interface CredentialUserData {
+  readonly attribute USVString name;
+  readonly attribute USVString iconURL;
+};
+
+dictionary CredentialData {
+  required USVString id;
+};
+
+dictionary FederatedCredentialInit : CredentialData {
+  USVString name;
+  USVString iconURL;
+  required USVString provider;
+  DOMString protocol;
+};
+
+[Constructor(FederatedCredentialInit data),
+ Exposed=Window,
+ SecureContext]
+interface FederatedCredential : Credential {
+  readonly attribute USVString provider;
+  readonly attribute DOMString? protocol;
+};
+FederatedCredential implements CredentialUserData;
+</script>
 <script>
+var idl_array = new IdlArray();
+idl_array.add_idls(document.querySelector('#tested').textContent);
+idl_array.add_objects({
+    FederatedCredential: [
+        'new FederatedCredential({ id: "id", provider: "http://federation.test" })'
+    ]
+});
+idl_array.test();

[Mike West, 2017/05/29 12:10:38]

Likewise.

[mike3, 2017/05/29 17:41:12]

Done.

+
 test(function() {
     var credential = new FederatedCredential({
         'id': 'id',
@@ -12,17 +55,6 @@ test(function() {
         'iconURL': 'https://example.test/icon.png'
     });
 
-    assert_true(credential instanceof Credential);
-    assert_true(credential instanceof FederatedCredential);
-
-    verify_interface('FederatedCredential', credential, {
-        id: 'string',
-        name: 'string',
-        iconURL: 'string',
-        provider: 'string',
-        type: 'string'
-    });
-
     assert_equals(credential.id, 'id');
     assert_equals(credential.name, 'name');
     assert_equals(credential.iconURL, 'https://example.test/icon.png');