Add a convenience typedef LazyInstance<T>::Leaky to avoid repeating T.

net/base/test_root_certs.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.
 
 #include "net/base/test_root_certs.h"
 
 #include <string>
 
 #include "base/file_path.h"
 #include "base/file_util.h"
 #include "base/logging.h"
 #include "net/base/x509_certificate.h"
 
 namespace net {
 
 namespace {
 
 bool g_has_instance = false;
 
-base::LazyInstance<TestRootCerts,
-                   base::LeakyLazyInstanceTraits<TestRootCerts> >
+base::LazyInstance<TestRootCerts>::Leaky
     g_test_root_certs = LAZY_INSTANCE_INITIALIZER;
 
 CertificateList LoadCertificates(const FilePath& filename) {
   std::string raw_cert;
   if (!file_util::ReadFileToString(filename, &raw_cert)) {
     LOG(ERROR) << "Can't load certificate " << filename.value();
     return CertificateList();
   }
 
   return X509Certificate::CreateCertificateListFromBytes(
@@ skipping 18 matching lines @@
 
   return Add(root_certs.front());
 }
 
 TestRootCerts::TestRootCerts() {
   Init();
   g_has_instance = true;
 }
 
 }  // namespace net