Migrate WaitableEvent to enum-based constructor in base/

base/test/trace_event_analyzer_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/test/trace_event_analyzer.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include "base/bind.h"
@@ skipping 42 matching lines @@
 void TraceEventAnalyzerTest::BeginTracing() {
   output_.json_output.clear();
   buffer_.Start();
   base::trace_event::TraceLog::GetInstance()->SetEnabled(
       base::trace_event::TraceConfig("*", ""),
       base::trace_event::TraceLog::RECORDING_MODE);
 }
 
 void TraceEventAnalyzerTest::EndTracing() {
   base::trace_event::TraceLog::GetInstance()->SetDisabled();
-  base::WaitableEvent flush_complete_event(false, false);
+  base::WaitableEvent flush_complete_event(
+      base::WaitableEvent::ResetPolicy::AUTOMATIC,
+      base::WaitableEvent::InitialState::NOT_SIGNALED);
   base::trace_event::TraceLog::GetInstance()->Flush(
       base::Bind(&TraceEventAnalyzerTest::OnTraceDataCollected,
                  base::Unretained(this),
                  base::Unretained(&flush_complete_event)));
   flush_complete_event.Wait();
   buffer_.Finish();
 }
 
 }  // namespace
 
@@ skipping 870 matching lines @@
   std::unique_ptr<base::Value> arg;
   events[0]->GetArgAsValue("arg", &arg);
   base::DictionaryValue* arg_dict;
   EXPECT_TRUE(arg->GetAsDictionary(&arg_dict));
   std::string property;
   EXPECT_TRUE(arg_dict->GetString("property", &property));
   EXPECT_EQ("value", property);
 }
 
 }  // namespace trace_analyzer