Flush out initial [un]registerServiceWorker roundtrip

content/browser/service_worker/service_worker_dispatcher_host.cc

Index: content/browser/service_worker/service_worker_dispatcher_host.cc
diff --git a/content/browser/service_worker/service_worker_dispatcher_host.cc b/content/browser/service_worker/service_worker_dispatcher_host.cc
index c531e915e888504b1396aa27dab35bf4db51b7a3..e79290af204f6aac079a7768d13f2bbd91f9ce81 100644
--- a/content/browser/service_worker/service_worker_dispatcher_host.cc
+++ b/content/browser/service_worker/service_worker_dispatcher_host.cc
@@ -19,7 +19,6 @@ ServiceWorkerDispatcherHost::~ServiceWorkerDispatcherHost() {}
 
 bool ServiceWorkerDispatcherHost::OnMessageReceived(const IPC::Message& message,
                                                     bool* message_was_ok) {
-
   if (IPC_MESSAGE_CLASS(message) != ServiceWorkerMsgStart)
     return false;
 
@@ -36,15 +35,30 @@ bool ServiceWorkerDispatcherHost::OnMessageReceived(const IPC::Message& message,
   return handled;
 }
 
-void ServiceWorkerDispatcherHost::OnRegisterServiceWorker(int32 registry_id,
-                                                       const string16& scope,
-                                                       const GURL& script_url) {
+// TODO(alecflett): Store the worker_id keyed by (domain+pattern,
+// script) so we don't always return a new service worker id.
+static int32 NextWorkerId() {
+  static int32 worker_id = 0;
+  return worker_id++;
+}
+
+void ServiceWorkerDispatcherHost::OnRegisterServiceWorker(
+    int32 thread_id,
+    int32 request_id,
+    const string16& scope,
+    const GURL& script_url) {
   // TODO(alecflett): Enforce that script_url must have the same
   // origin as the registering document.
+  Send(new ServiceWorkerMsg_ServiceWorkerRegistered(
+      thread_id, request_id, NextWorkerId()));
 }
 
 void ServiceWorkerDispatcherHost::OnUnregisterServiceWorker(
-    int32 registry_id,
-    const string16& scope) {}
+    int32 thread_id,
+    int32 request_id,
+    const string16& scope) {
+  Send(new ServiceWorkerMsg_ServiceWorkerUnregistered(
+      thread_id, request_id, NextWorkerId()));
+}
 
 }  // namespace content