Convert all remaining explicit LeakyLazyInstanceTraits users to ::Leaky

third_party/leveldatabase/env_chromium.cc

 // Copyright (c) 2011 The LevelDB Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file. See the AUTHORS file for names of contributors.
 
 #include <deque>
 #include <errno.h>
 #include <stdio.h>
 #include "base/at_exit.h"
 #include "base/file_path.h"
 #include "base/file_util.h"
@@ skipping 526 matching lines @@
 
     mu_.Release();
     (*function)(arg);
   }
 }
 
 void ChromiumEnv::StartThread(void (*function)(void* arg), void* arg) {
   new Thread(function, arg); // Will self-delete.
 }
 
-::base::LazyInstance<ChromiumEnv, ::base::LeakyLazyInstanceTraits<ChromiumEnv> >
+::base::LazyInstance<ChromiumEnv>::Leaky
     default_env = LAZY_INSTANCE_INITIALIZER;
 
 }
 
 Env* Env::Default() {
   return default_env.Pointer();
 }
 
 }