Update some outdated fields in Futures Core test

Summary: [Folly] Update some outdated fields in Futures Core test - the callback type and the interrupt lock type have been changed.

Reviewed By: Orvid

Differential Revision: D8084531

fbshipit-source-id: 3991360052c9309b531b7be64ef8e92d5ce6200c

folly/futures/test/CoreTest.cpp

@@ -25,12 +25,12 @@ TEST(Core, size) {
   struct Gold {
     typename std::aligned_storage<lambdaBufSize>::type lambdaBuf_;
     folly::Optional<Try<Unit>> result_;
-    std::function<void(Try<Unit>&&)> callback_;
+    folly::Function<void(Try<Unit>&&)> callback_;
     futures::detail::FSM<futures::detail::State, futures::detail::SpinLock>
         fsm_;
     std::atomic<unsigned char> attached_;
     std::atomic<bool> interruptHandlerSet_;
-    folly::MicroSpinLock interruptLock_;
+    futures::detail::SpinLock interruptLock_;
     int8_t priority_;
     Executor* executor_;
     std::shared_ptr<RequestContext> context_;