Migrate WaitableEvent to enum-based constructor in chrome/

chrome/common/service_process_util_posix.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 "chrome/common/service_process_util_posix.h"
 
 #include <string.h>
 
 #include <memory>
 
@@ skipping 164 matching lines @@
   if (state_->running_lock.get() == NULL) {
     return false;
   }
 #endif
   state_->terminate_monitor.reset(
       new ServiceProcessTerminateMonitor(terminate_task));
   if (pipe(state_->sockets) < 0) {
     DPLOG(ERROR) << "pipe";
     return false;
   }
-  base::WaitableEvent signal_ready(true, false);
+  base::WaitableEvent signal_ready(
+      base::WaitableEvent::ResetPolicy::MANUAL,
+      base::WaitableEvent::InitialState::NOT_SIGNALED);
   bool success = false;
 
   task_runner->PostTask(FROM_HERE,
                         base::Bind(&ServiceProcessState::StateData::SignalReady,
                                    state_, &signal_ready, &success));
   signal_ready.Wait();
   return success;
 }
 
 void ServiceProcessState::TearDownState() {
   if (state_) {
     state_->Release();
     state_ = NULL;
   }
 }