Migrate WaitableEvent to enum-based constructor in storage/

storage/common/database/database_connections.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 "storage/common/database/database_connections.h"
 
 #include <stdint.h>
 
 #include "base/auto_reset.h"
 #include "base/bind.h"
@@ skipping 135 matching lines @@
     const std::string& origin_identifier,
     const base::string16& database_name) {
   base::AutoLock auto_lock(open_connections_lock_);
   open_connections_.RemoveConnection(origin_identifier, database_name);
   if (waiting_to_close_event_ && open_connections_.IsEmpty())
     waiting_to_close_event_->Signal();
 }
 
 bool DatabaseConnectionsWrapper::WaitForAllDatabasesToClose(
     base::TimeDelta timeout) {
-  base::WaitableEvent waitable_event(true, false);
+  base::WaitableEvent waitable_event(
+      base::WaitableEvent::ResetPolicy::MANUAL,
+      base::WaitableEvent::InitialState::NOT_SIGNALED);
   {
     base::AutoLock auto_lock(open_connections_lock_);
     if (open_connections_.IsEmpty())
       return true;
     waiting_to_close_event_ = &waitable_event;
   }
   waitable_event.TimedWait(timeout);
   {
     base::AutoLock auto_lock(open_connections_lock_);
     waiting_to_close_event_ = nullptr;
     return open_connections_.IsEmpty();
   }
 }
 
 }  // namespace storage