Require explicit selection of traits for LazyInstance

ui/aura/env.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 "ui/aura/env.h"
 
 #include "base/command_line.h"
 #include "base/lazy_instance.h"
 #include "base/memory/ptr_util.h"
 #include "base/threading/thread_local.h"
@@ skipping 12 matching lines @@
 
 #if defined(USE_OZONE)
 #include "ui/ozone/public/ozone_platform.h"
 #endif
 
 namespace aura {
 
 namespace {
 
 // Env is thread local so that aura may be used on multiple threads.
-base::LazyInstance<base::ThreadLocalPointer<Env> >::Leaky lazy_tls_ptr =
+base::LazyInstance<base::ThreadLocalPointer<Env>>::Leaky lazy_tls_ptr =
     LAZY_INSTANCE_INITIALIZER;
 
 // Returns true if running inside of mus. Checks for mojo specific flag.
 bool RunningInsideMus() {
   return base::CommandLine::ForCurrentProcess()->HasSwitch(
       "primordial-pipe-token");
 }
 
 }  // namespace
 
@@ skipping 193 matching lines @@
 std::unique_ptr<ui::EventTargetIterator> Env::GetChildIterator() const {
   return nullptr;
 }
 
 ui::EventTargeter* Env::GetEventTargeter() {
   NOTREACHED();
   return NULL;
 }
 
 }  // namespace aura