Migrate WaitableEvent to enum-based constructor in gpu/

gpu/command_buffer/common/gles2_cmd_format_test.cc

 // Copyright (c) 2011 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.
 
 // This file contains unit tests for gles2 commmands
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <limits>
@@ skipping 87 matching lines @@
       buffer_tokens[buffer] = async_token;
 
       // Set the async upload token on the fake upload thread and assert that
       // the associated buffer still has the given token.
       thread.task_runner()->PostTask(
           FROM_HERE, base::Bind(&SignalCompletion, &buffer_tokens[buffer],
                                 async_token, &sync));
     }
 
     // Flush the thread message loop before starting again.
-    base::WaitableEvent waitable(false, false);
+    base::WaitableEvent waitable(
+        base::WaitableEvent::ResetPolicy::AUTOMATIC,
+        base::WaitableEvent::InitialState::NOT_SIGNALED);
     thread.task_runner()->PostTask(
         FROM_HERE,
         base::Bind(&base::WaitableEvent::Signal, base::Unretained(&waitable)));
     waitable.Wait();
   }
 }
 
 // GCC requires these declarations, but MSVC requires they not be present
 #ifndef _MSC_VER
 const unsigned char GLES2FormatTest::kInitialValue;
 #endif
 
 #include "gpu/command_buffer/common/gles2_cmd_format_test_autogen.h"
 
 }  // namespace gles2
 }  // namespace gpu