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

crypto/nss_util.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 "crypto/nss_util.h"
 #include "crypto/nss_util_internal.h"
 
 #include <nss.h>
 #include <plarena.h>
 #include <prerror.h>
@@ skipping 199 matching lines @@
   // down.
   ~NSPRInitSingleton() {
     PL_ArenaFinish();
     PRStatus prstatus = PR_Cleanup();
     if (prstatus != PR_SUCCESS) {
       LOG(ERROR) << "PR_Cleanup failed; was NSPR initialized on wrong thread?";
     }
   }
 };
 
-base::LazyInstance<NSPRInitSingleton,
-                   base::LeakyLazyInstanceTraits<NSPRInitSingleton> >
+base::LazyInstance<NSPRInitSingleton>::Leaky
     g_nspr_singleton = LAZY_INSTANCE_INITIALIZER;
 
 class NSSInitSingleton {
  public:
 #if defined(OS_CHROMEOS)
   void OpenPersistentNSSDB() {
     if (!chromeos_user_logged_in_) {
       // GetDefaultConfigDirectory causes us to do blocking IO on UI thread.
       // Temporarily allow it until we fix http://crbug.com/70119
       base::ThreadRestrictions::ScopedAllowIO allow_io;
@@ skipping 373 matching lines @@
 #if defined(USE_NSS)
   // TODO(davidben): When https://bugzilla.mozilla.org/show_bug.cgi?id=564011
   // is fixed, we will no longer need the lock.
   base::Lock write_lock_;
 #endif  // defined(USE_NSS)
 };
 
 // static
 bool NSSInitSingleton::force_nodb_init_ = false;
 
-base::LazyInstance<NSSInitSingleton,
-                   base::LeakyLazyInstanceTraits<NSSInitSingleton> >
+base::LazyInstance<NSSInitSingleton>::Leaky
     g_nss_singleton = LAZY_INSTANCE_INITIALIZER;
 
 }  // namespace
 
 #if defined(USE_NSS)
 void EarlySetupForNSSInit() {
   FilePath database_dir = GetInitialConfigDirectory();
   if (!database_dir.empty())
     UseLocalCacheOfNSSDatabaseIfNFS(database_dir);
 }
@@ skipping 153 matching lines @@
 
 PK11SlotInfo* GetPublicNSSKeySlot() {
   return g_nss_singleton.Get().GetPublicNSSKeySlot();
 }
 
 PK11SlotInfo* GetPrivateNSSKeySlot() {
   return g_nss_singleton.Get().GetPrivateNSSKeySlot();
 }
 
 }  // namespace crypto