[NOT FOR COMMIT] Nested types CL 1

third_party/WebKit/Source/modules/background_fetch/BackgroundFetchManager.idl

Index: third_party/WebKit/Source/modules/background_fetch/BackgroundFetchManager.idl
diff --git a/third_party/WebKit/Source/modules/background_fetch/BackgroundFetchManager.idl b/third_party/WebKit/Source/modules/background_fetch/BackgroundFetchManager.idl
index 085096f3af9f5d8b95da23e8b05df6bad3da0158..a30ad0032f3e43dfdf19ec01d87b88808d6e2764 100644
--- a/third_party/WebKit/Source/modules/background_fetch/BackgroundFetchManager.idl
+++ b/third_party/WebKit/Source/modules/background_fetch/BackgroundFetchManager.idl
@@ -8,10 +8,7 @@
     Exposed=(Window,Worker),
     RuntimeEnabled=BackgroundFetch
 ] interface BackgroundFetchManager {
-    // TODO(peter): The `requests` argument of `fetch()` should accept either an
-    // individual RequestInfo, or a sequence of them.
-    [CallWith=ScriptState] Promise<BackgroundFetchRegistration> fetch(DOMString tag, sequence<RequestInfo> requests, optional BackgroundFetchOptions options);
-
+    [CallWith=ScriptState] Promise<BackgroundFetchRegistration> fetch(DOMString tag, (RequestInfo or sequence<RequestInfo>) requests, optional BackgroundFetchOptions options);
     [CallWith=ScriptState] Promise<BackgroundFetchRegistration?> get(DOMString tag);
     [CallWith=ScriptState] Promise<FrozenArray<DOMString>> getTags();
 };