Migrate WaitableEvent to enum-based constructor in base/

base/files/file_path_watcher_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 "base/files/file_path_watcher.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 #include <aclapi.h>
 #elif defined(OS_POSIX)
@@ skipping 197 matching lines @@
   scoped_refptr<NotificationCollector> collector_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(FilePathWatcherTest);
 };
 
 bool FilePathWatcherTest::SetupWatch(const FilePath& target,
                                      FilePathWatcher* watcher,
                                      TestDelegateBase* delegate,
                                      bool recursive_watch) {
-  base::WaitableEvent completion(false, false);
+  base::WaitableEvent completion(WaitableEvent::ResetPolicy::AUTOMATIC,
+                                 WaitableEvent::InitialState::NOT_SIGNALED);
   bool result;
   file_thread_.task_runner()->PostTask(
       FROM_HERE, base::Bind(SetupWatchCallback, target, watcher, delegate,
                             recursive_watch, &result, &completion));
   completion.Wait();
   return result;
 }
 
 // Basic test: Create the file and verify that we notice.
 TEST_F(FilePathWatcherTest, NewFile) {
@@ skipping 671 matching lines @@
   ASSERT_TRUE(ChangeFilePermissions(test_dir1, Execute, false));
   ASSERT_TRUE(WaitForEvents());
   ASSERT_TRUE(ChangeFilePermissions(test_dir1, Execute, true));
   DeleteDelegateOnFileThread(delegate.release());
 }
 
 #endif  // OS_MACOSX
 }  // namespace
 
 }  // namespace base