Require explicit selection of traits for LazyInstance

ui/views/examples/examples_main.cc

 // Copyright 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 <memory>
 
 #include "base/at_exit.h"
 #include "base/command_line.h"
 #include "base/files/file_path.h"
 #include "base/i18n/icu_util.h"
@@ skipping 28 matching lines @@
 
 #if defined(OS_WIN)
 #include "ui/base/win/scoped_ole_initializer.h"
 #include "ui/gfx/win/direct_write.h"
 #endif
 
 #if defined(USE_X11)
 #include "ui/gfx/x/x11_connection.h"  // nogncheck
 #endif
 
-base::LazyInstance<base::TestDiscardableMemoryAllocator>
+base::LazyInstance<base::TestDiscardableMemoryAllocator>::DestructorAtExit
     g_discardable_memory_allocator = LAZY_INSTANCE_INITIALIZER;
 
 int main(int argc, char** argv) {
 #if defined(OS_WIN)
   ui::ScopedOleInitializer ole_initializer_;
 #endif
 
   base::CommandLine::Init(argc, argv);
 
   base::AtExitManager at_exit;
@@ skipping 61 matching lines @@
   }
 
   ui::ShutdownInputMethod();
 
 #if defined(USE_AURA)
   env.reset();
 #endif
 
   return 0;
 }