Migrate WaitableEvent to enum-based constructor in chrome/

chrome/browser/password_manager/native_backend_kwallet_x_unittest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
 #include <map>
 #include <set>
@@ skipping 264 matching lines @@
         klauncher_contacted_(false), kwallet_runnable_(true),
         kwallet_running_(true), kwallet_enabled_(true),
         desktop_env_(GetParam()) {
   }
 
   void SetUp() override;
   void TearDown() override;
 
   // Let the DB thread run to completion of all current tasks.
   void RunDBThread() {
-    base::WaitableEvent event(false, false);
+    base::WaitableEvent event(base::WaitableEvent::ResetPolicy::AUTOMATIC,
+                              base::WaitableEvent::InitialState::NOT_SIGNALED);
     BrowserThread::PostTask(BrowserThread::DB, FROM_HERE,
                             base::Bind(ThreadDone, &event));
     event.Wait();
     // Some of the tests may post messages to the UI thread, but we don't need
     // to run those until after the DB thread is finished. So run it here.
     message_loop_.RunUntilIdle();
   }
   static void ThreadDone(base::WaitableEvent* event) {
     event->Signal();
   }
@@ skipping 1088 matching lines @@
 }
 
 TEST_F(NativeBackendKWalletPickleTest, CheckVersion5Pickle) {
   CheckVersion5Pickle();
 }
 
 TEST_F(NativeBackendKWalletPickleTest, CheckVersion6Pickle) {
   CheckVersion6Pickle(false);
   CheckVersion6Pickle(true);
 }