clang-tidy WaitableEvent refactor (ChromeOS side)

chromeos/dbus/blocking_method_caller.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 "chromeos/dbus/blocking_method_caller.h"
 
 #include "base/bind.h"
 #include "base/callback_helpers.h"
 #include "base/location.h"
 #include "base/task_runner.h"
@@ skipping 13 matching lines @@
   *response = proxy->CallMethodAndBlock(
       method_call, dbus::ObjectProxy::TIMEOUT_USE_DEFAULT);
 }
 
 }  // namespace
 
 BlockingMethodCaller::BlockingMethodCaller(dbus::Bus* bus,
                                            dbus::ObjectProxy* proxy)
     : bus_(bus),
       proxy_(proxy),
-      on_blocking_method_call_(false /* manual_reset */,
-                               false /* initially_signaled */) {
-}
+      on_blocking_method_call_(
+          base::WaitableEvent::ResetPolicy::AUTOMATIC,
+          base::WaitableEvent::InitialState::NOT_SIGNALED) {}
 
 BlockingMethodCaller::~BlockingMethodCaller() {
 }
 
 std::unique_ptr<dbus::Response> BlockingMethodCaller::CallMethodAndBlock(
     dbus::MethodCall* method_call) {
   // on_blocking_method_call_->Signal() will be called when |signaler| is
   // destroyed.
   base::Closure signal_task(
       base::Bind(&base::WaitableEvent::Signal,
                  base::Unretained(&on_blocking_method_call_)));
   base::ScopedClosureRunner* signaler =
       new base::ScopedClosureRunner(signal_task);
 
   std::unique_ptr<dbus::Response> response;
   bus_->GetDBusTaskRunner()->PostTask(
       FROM_HERE,
       base::Bind(&CallMethodAndBlockInternal,
                  &response,
                  base::Owned(signaler),
                  base::Unretained(proxy_),
                  method_call));
   // http://crbug.com/125360
   base::ThreadRestrictions::ScopedAllowWait allow_wait;
   on_blocking_method_call_.Wait();
   return response;
 }
 
 }  // namespace chromeos