Manual refactor to enum-based WaitableEvent for remaining mac/ios files

components/cronet/ios/test/quic_test_server.cc

Index: components/cronet/ios/test/quic_test_server.cc
diff --git a/components/cronet/ios/test/quic_test_server.cc b/components/cronet/ios/test/quic_test_server.cc
index 678da5f1ccdefa8c8c3526f67cdf68ce6ddaa476..84522477905118dcf728b66591867c996ef39a28 100644
--- a/components/cronet/ios/test/quic_test_server.cc
+++ b/components/cronet/ios/test/quic_test_server.cc
@@ -104,7 +104,9 @@ bool StartQuicTestServer() {
   if (!PathService::Get(base::DIR_EXE, &test_files_root))
     return false;
 
-  base::WaitableEvent server_started_event(true, false);
+  base::WaitableEvent server_started_event(
+      base::WaitableEvent::ResetPolicy::MANUAL,
+      base::WaitableEvent::InitialState::NOT_SIGNALED);
   g_quic_server_thread->task_runner()->PostTask(
       FROM_HERE, base::Bind(&StartQuicServerOnServerThread, test_files_root,
                             &server_started_event));
@@ -116,7 +118,9 @@ void ShutdownQuicTestServer() {
   if (!g_quic_server_thread)
     return;
   DCHECK(!g_quic_server_thread->task_runner()->BelongsToCurrentThread());
-  base::WaitableEvent server_stopped_event(true, false);
+  base::WaitableEvent server_stopped_event(
+      base::WaitableEvent::ResetPolicy::MANUAL,
+      base::WaitableEvent::InitialState::NOT_SIGNALED);
   g_quic_server_thread->task_runner()->PostTask(
       FROM_HERE, base::Bind(&ShutdownOnServerThread, &server_stopped_event));
   server_stopped_event.Wait();