Update SupportsUserData uses with unique_ptr.

content/browser/service_worker/service_worker_request_handler.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 "content/browser/service_worker/service_worker_request_handler.h"
 
 #include <string>
 #include <utility>
 
 #include "base/macros.h"
@@ skipping 57 matching lines @@
     RequestContextFrameType frame_type,
     scoped_refptr<ResourceRequestBodyImpl> body) {
   std::unique_ptr<ServiceWorkerRequestHandler> handler(
       provider_host->CreateRequestHandler(
           request_mode, credentials_mode, redirect_mode, resource_type,
           request_context_type, frame_type, blob_storage_context->AsWeakPtr(),
           body, skip_service_worker));
   if (!handler)
     return;
 
-  request->SetUserData(&kUserDataKey, handler.release());
+  request->SetUserData(&kUserDataKey, std::move(handler));
 }
 
 }  // namespace
 
 // PlzNavigate
 void ServiceWorkerRequestHandler::InitializeForNavigation(
     net::URLRequest* request,
     ServiceWorkerNavigationHandleCore* navigation_handle_core,
     storage::BlobStorageContext* blob_storage_context,
     bool skip_service_worker,
@@ skipping 157 matching lines @@
     ResourceType resource_type)
     : context_(context),
       provider_host_(provider_host),
       blob_storage_context_(blob_storage_context),
       resource_type_(resource_type),
       old_process_id_(0),
       old_provider_id_(kInvalidServiceWorkerProviderId) {
 }
 
 }  // namespace content