Require explicit selection of traits for LazyInstance

extensions/browser/api/webcam_private/webcam_private_api_chromeos.cc

 // Copyright 2014 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/webcam_private/webcam_private_api.h"
 
 #include "base/lazy_instance.h"
 #include "base/memory/ptr_util.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/media_device_id.h"
@@ skipping 404 matching lines @@
                 base::Bind(&WebcamPrivateResetFunction::OnResetWebcam, this));
 
   return true;
 }
 
 void WebcamPrivateResetFunction::OnResetWebcam(bool success) {
   if (!success)
     SetError(kResetWebcamError);
 }
 
-static base::LazyInstance<BrowserContextKeyedAPIFactory<WebcamPrivateAPI>>
-    g_factory = LAZY_INSTANCE_INITIALIZER;
+static base::LazyInstance<BrowserContextKeyedAPIFactory<WebcamPrivateAPI>>::
+    DestructorAtExit g_factory = LAZY_INSTANCE_INITIALIZER;
 
 // static
 BrowserContextKeyedAPIFactory<WebcamPrivateAPI>*
 WebcamPrivateAPI::GetFactoryInstance() {
   return g_factory.Pointer();
 }
 
 template <>
 void BrowserContextKeyedAPIFactory<WebcamPrivateAPI>
     ::DeclareFactoryDependencies() {
   DependsOn(ExtensionsBrowserClient::Get()->GetExtensionSystemFactory());
   DependsOn(ProcessManagerFactory::GetInstance());
 }
 
 }  // namespace extensions