Require explicit selection of traits for LazyInstance

extensions/browser/api/audio/audio_api.cc

 // Copyright (c) 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/browser/api/audio/audio_api.h"
 
 #include <utility>
 
 #include "base/lazy_instance.h"
 #include "base/values.h"
@@ skipping 29 matching lines @@
 
 bool CanReceiveDeprecatedAudioEvent(content::BrowserContext* context,
                                     const Extension* extension,
                                     Event* event,
                                     const base::DictionaryValue* filter) {
   return CanUseDeprecatedAudioApi(extension);
 }
 
 }  // namespace
 
-static base::LazyInstance<BrowserContextKeyedAPIFactory<AudioAPI> > g_factory =
+static base::LazyInstance<
+    BrowserContextKeyedAPIFactory<AudioAPI>>::DestructorAtExit g_factory =
     LAZY_INSTANCE_INITIALIZER;
 
 // static
 BrowserContextKeyedAPIFactory<AudioAPI>* AudioAPI::GetFactoryInstance() {
   return g_factory.Pointer();
 }
 
 AudioAPI::AudioAPI(content::BrowserContext* context)
     : browser_context_(context), service_(AudioService::CreateInstance()) {
   service_->AddObserver(this);
@@ skipping 218 matching lines @@
 
   bool value = false;
   if (!service->GetMute(params->stream_type == audio::STREAM_TYPE_INPUT,
                         &value)) {
     return RespondNow(Error("Could not get mute state."));
   }
   return RespondNow(ArgumentList(audio::GetMute::Results::Create(value)));
 }
 
 }  // namespace extensions