Credential Management: Implement CredentialRequestOptions.

Source/modules/credentialmanager/FederatedCredentialRequestOptions.idl

Index: Source/modules/credentialmanager/FederatedCredentialRequestOptions.idl
diff --git a/Source/modules/credentialmanager/CredentialData.idl b/Source/modules/credentialmanager/FederatedCredentialRequestOptions.idl
similarity index 59%
copy from Source/modules/credentialmanager/CredentialData.idl
copy to Source/modules/credentialmanager/FederatedCredentialRequestOptions.idl
index 68d5363775e832dd1e30cf817beb07e0d061e1d7..10399625e13333c3f28fc1f3f65a4069b4c7734a 100644
--- a/Source/modules/credentialmanager/CredentialData.idl
+++ b/Source/modules/credentialmanager/FederatedCredentialRequestOptions.idl
@@ -2,8 +2,9 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// https://w3c.github.io/webappsec/specs/credentialmanagement/#dictdef-credentialdata
+// https://w3c.github.io/webappsec/specs/credentialmanagement/#dictdef-federatedcredentialrequestoptions
 
-dictionary CredentialData {
-    DOMString id;
+dictionary FederatedCredentialRequestOptions {
+    sequence<USVString> providers;
+    sequence<DOMString> protocols;
 };