Require explicit selection of traits for LazyInstance

extensions/browser/api/printer_provider/printer_provider_api_factory.cc

 // Copyright 2015 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 "extensions/browser/api/printer_provider/printer_provider_api_factory.h"
 
 #include "components/keyed_service/content/browser_context_dependency_manager.h"
 #include "extensions/browser/api/printer_provider/printer_provider_api.h"
 #include "extensions/browser/api/printer_provider_internal/printer_provider_internal_api.h"
 #include "extensions/browser/extension_registry_factory.h"
 #include "extensions/browser/extensions_browser_client.h"
 
 namespace {
 
-static base::LazyInstance<extensions::PrinterProviderAPIFactory> g_api_factory =
+static base::LazyInstance<
+    extensions::PrinterProviderAPIFactory>::DestructorAtExit g_api_factory =
     LAZY_INSTANCE_INITIALIZER;
 
 }  // namespace
 
 namespace extensions {
 
 // static
 PrinterProviderAPIFactory* PrinterProviderAPIFactory::GetInstance() {
   return g_api_factory.Pointer();
 }
@@ skipping 20 matching lines @@
     content::BrowserContext* context) const {
   return PrinterProviderAPI::Create(context);
 }
 
 content::BrowserContext* PrinterProviderAPIFactory::GetBrowserContextToUse(
     content::BrowserContext* context) const {
   return ExtensionsBrowserClient::Get()->GetOriginalContext(context);
 }
 
 }  // namespace extensions