Convert all remaining explicit LeakyLazyInstanceTraits users to ::Leaky

chrome/browser/metrics/thread_watcher.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 "chrome/browser/metrics/thread_watcher.h"
 
 #include <math.h>  // ceil
 
 #include "base/bind.h"
 #include "base/compiler_specific.h"
@@ skipping 689 matching lines @@
     return;
   last_wakeup_time_ = now;
   WatchDogThread::PostTask(
       FROM_HERE,
       base::Bind(&ThreadWatcherList::WakeUpAll));
 }
 
 // WatchDogThread methods and members.
 
 // This lock protects g_watchdog_thread.
-static base::LazyInstance<base::Lock,
-                          base::LeakyLazyInstanceTraits<base::Lock> >
+static base::LazyInstance<base::Lock>::Leaky
     g_watchdog_lock = LAZY_INSTANCE_INITIALIZER;
 
 // The singleton of this class.
 static WatchDogThread* g_watchdog_thread = NULL;
 
 WatchDogThread::WatchDogThread() : Thread("BrowserWatchdog") {
 }
 
 WatchDogThread::~WatchDogThread() {
   Stop();
@@ skipping 193 matching lines @@
 
 #if defined(OS_WIN)
   // On Windows XP, give twice the time for shutdown.
   if (base::win::GetVersion() <= base::win::VERSION_XP)
     actual_duration *= 2;
 #endif
 
   shutdown_watchdog_ = new ShutdownWatchDogThread(actual_duration);
   shutdown_watchdog_->Arm();
 }