Migrate WaitableEvent to enum-based constructor in base/

base/trace_event/trace_sampling_thread.cc

 // Copyright 2015 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 "base/trace_event/trace_event.h"
 #include "base/trace_event/trace_event_impl.h"
 #include "base/trace_event/trace_log.h"
 #include "base/trace_event/trace_sampling_thread.h"
 
 namespace base {
 namespace trace_event {
 
 class TraceBucketData {
  public:
   TraceBucketData(base::subtle::AtomicWord* bucket,
                   const char* name,
                   TraceSampleCallback callback);
   ~TraceBucketData();
 
   TRACE_EVENT_API_ATOMIC_WORD* bucket;
   const char* bucket_name;
   TraceSampleCallback callback;
 };
 
 TraceSamplingThread::TraceSamplingThread()
-    : thread_running_(false), waitable_event_for_testing_(false, false) {}
+    : thread_running_(false),
+      waitable_event_for_testing_(WaitableEvent::ResetPolicy::AUTOMATIC,
+                                  WaitableEvent::InitialState::NOT_SIGNALED) {}
 
 TraceSamplingThread::~TraceSamplingThread() {}
 
 void TraceSamplingThread::ThreadMain() {
   PlatformThread::SetName("Sampling Thread");
   thread_running_ = true;
   const int kSamplingFrequencyMicroseconds = 1000;
   while (!cancellation_flag_.IsSet()) {
     PlatformThread::Sleep(
         TimeDelta::FromMicroseconds(kSamplingFrequencyMicroseconds));
@@ skipping 57 matching lines @@
 
 TraceBucketData::TraceBucketData(base::subtle::AtomicWord* bucket,
                                  const char* name,
                                  TraceSampleCallback callback)
     : bucket(bucket), bucket_name(name), callback(callback) {}
 
 TraceBucketData::~TraceBucketData() {}
 
 }  // namespace trace_event
 }  // namespace base