Migrate WaitableEvent to enum-based constructor in base/

base/profiler/stack_sampling_profiler.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 "base/profiler/stack_sampling_profiler.h"
 
 #include <algorithm>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 102 matching lines @@
 StackSamplingProfiler::CallStackProfile::~CallStackProfile() {}
 
 // StackSamplingProfiler::SamplingThread --------------------------------------
 
 StackSamplingProfiler::SamplingThread::SamplingThread(
     std::unique_ptr<NativeStackSampler> native_sampler,
     const SamplingParams& params,
     const CompletedCallback& completed_callback)
     : native_sampler_(std::move(native_sampler)),
       params_(params),
-      stop_event_(false, false),
+      stop_event_(WaitableEvent::ResetPolicy::AUTOMATIC,
+                  WaitableEvent::InitialState::NOT_SIGNALED),
       completed_callback_(completed_callback) {}
 
 StackSamplingProfiler::SamplingThread::~SamplingThread() {}
 
 void StackSamplingProfiler::SamplingThread::ThreadMain() {
   PlatformThread::SetName("Chrome_SamplingProfilerThread");
 
   // For now, just ignore any requests to profile while another profiler is
   // working.
   if (!concurrent_profiling_lock.Get().Try())
@@ skipping 147 matching lines @@
 }
 
 bool operator<(const StackSamplingProfiler::Frame &a,
                const StackSamplingProfiler::Frame &b) {
   return (a.module_index < b.module_index) ||
       (a.module_index == b.module_index &&
        a.instruction_pointer < b.instruction_pointer);
 }
 
 }  // namespace base