[BackgroundSync] Remove BackgroundSyncRegistrationHandle

content/renderer/service_worker/service_worker_context_client.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 "content/renderer/service_worker/service_worker_context_client.h"
 
 #include <utility>
 
 #include "base/lazy_instance.h"
 #include "base/logging.h"
@@ skipping 672 matching lines @@
 
 void ServiceWorkerContextClient::registerForeignFetchScopes(
     const blink::WebVector<blink::WebURL>& sub_scopes,
     const blink::WebVector<blink::WebSecurityOrigin>& origins) {
   Send(new ServiceWorkerHostMsg_RegisterForeignFetchScopes(
       GetRoutingID(), std::vector<GURL>(sub_scopes.begin(), sub_scopes.end()),
       std::vector<url::Origin>(origins.begin(), origins.end())));
 }
 
 void ServiceWorkerContextClient::DispatchSyncEvent(
-    const blink::WebSyncRegistration& registration,
+    const std::string& tag,
     blink::WebServiceWorkerContextProxy::LastChanceOption last_chance,
     const SyncCallback& callback) {
   TRACE_EVENT0("ServiceWorker",
                "ServiceWorkerContextClient::DispatchSyncEvent");
   int request_id =
       context_->sync_event_callbacks.Add(new SyncCallback(callback));
-  proxy_->dispatchSyncEvent(request_id, registration, last_chance);
+
+  // TODO(jkarlin): Make this blink::WebString::FromUTF8Lenient once
+  // https://crrev.com/1768063002/ lands.
+  proxy_->dispatchSyncEvent(request_id, blink::WebString::fromUTF8(tag),
+                            last_chance);
 }
 
 void ServiceWorkerContextClient::Send(IPC::Message* message) {
   sender_->Send(message);
 }
 
 void ServiceWorkerContextClient::SendWorkerStarted() {
   DCHECK(worker_task_runner_->RunsTasksOnCurrentThread());
   TRACE_EVENT_ASYNC_END0("ServiceWorker",
                          "ServiceWorkerContextClient::StartingWorkerContext",
@@ skipping 357 matching lines @@
 }
 
 base::WeakPtr<ServiceWorkerContextClient>
 ServiceWorkerContextClient::GetWeakPtr() {
   DCHECK(worker_task_runner_->RunsTasksOnCurrentThread());
   DCHECK(context_);
   return context_->weak_factory.GetWeakPtr();
 }
 
 }  // namespace content