Require explicit selection of traits for LazyInstance

extensions/common/manifest_handlers/background_info.cc

 // Copyright 2013 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/common/manifest_handlers/background_info.h"
 
 #include <stddef.h>
 
 #include <memory>
 
@@ skipping 19 matching lines @@
 namespace extensions {
 
 namespace keys = manifest_keys;
 namespace values = manifest_values;
 namespace errors = manifest_errors;
 
 namespace {
 
 const char kBackground[] = "background";
 
-static base::LazyInstance<BackgroundInfo> g_empty_background_info =
-    LAZY_INSTANCE_INITIALIZER;
+static base::LazyInstance<BackgroundInfo>::DestructorAtExit
+    g_empty_background_info = LAZY_INSTANCE_INITIALIZER;
 
 const BackgroundInfo& GetBackgroundInfo(const Extension* extension) {
   BackgroundInfo* info = static_cast<BackgroundInfo*>(
       extension->GetManifestData(kBackground));
   if (!info)
     return g_empty_background_info.Get();
   return *info;
 }
 
 }  // namespace
@@ skipping 282 matching lines @@
 const std::vector<std::string> BackgroundManifestHandler::Keys() const {
   static const char* keys[] = {
       keys::kBackgroundAllowJsAccess,     keys::kBackgroundPage,
       keys::kBackgroundPageLegacy,        keys::kBackgroundPersistent,
       keys::kBackgroundScripts,           keys::kPlatformAppBackgroundPage,
       keys::kPlatformAppBackgroundScripts};
   return std::vector<std::string>(keys, keys + arraysize(keys));
 }
 
 }  // namespace extensions