Convert all remaining explicit LeakyLazyInstanceTraits users to ::Leaky

chrome/browser/debugger/devtools_file_util.cc

Index: chrome/browser/debugger/devtools_file_util.cc
diff --git a/chrome/browser/debugger/devtools_file_util.cc b/chrome/browser/debugger/devtools_file_util.cc
index 995bb25957a52a9192cd9a0a67b51e4f9a43594b..ac436c9040dce454dc3fa53c19c81f48c01a13ee 100644
--- a/chrome/browser/debugger/devtools_file_util.cc
+++ b/chrome/browser/debugger/devtools_file_util.cc
@@ -1,4 +1,4 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -17,8 +17,7 @@ using content::BrowserThread;
 
 namespace {
 
-base::LazyInstance<FilePath,
-                   base::LeakyLazyInstanceTraits<FilePath> >
+base::LazyInstance<FilePath>::Leaky
     g_last_save_path = LAZY_INSTANCE_INITIALIZER;
 
 class SaveAsDialog : public SelectFileDialog::Listener,