Wire provider_id into scriptable API provider to start listening events

content/child/service_worker/service_worker_dispatcher.cc

Index: content/child/service_worker/service_worker_dispatcher.cc
diff --git a/content/child/service_worker/service_worker_dispatcher.cc b/content/child/service_worker/service_worker_dispatcher.cc
index b9da048c199071bdf1ae92aac9ba74b5bd824860..4cae74c53cc7debd0237bed572bf147d6d0e9b55 100644
--- a/content/child/service_worker/service_worker_dispatcher.cc
+++ b/content/child/service_worker/service_worker_dispatcher.cc
@@ -33,7 +33,8 @@ int CurrentWorkerId() {
 
 ServiceWorkerDispatcher::ServiceWorkerDispatcher(
     ThreadSafeSender* thread_safe_sender)
-    : thread_safe_sender_(thread_safe_sender) {
+    : thread_safe_sender_(thread_safe_sender),
+      client_(NULL) {
   g_dispatcher_tls.Pointer()->Set(this);
 }
 
@@ -77,6 +78,21 @@ void ServiceWorkerDispatcher::UnregisterServiceWorker(
       CurrentWorkerId(), request_id, pattern));
 }
 
+void ServiceWorkerDispatcher::SetScriptClient(
+    int provider_id,
+    blink::WebServiceWorkerProviderClient* client) {
+  if (client) {
+    DCHECK(!client_);
+    thread_safe_sender_->Send(new ServiceWorkerHostMsg_AddScriptClient(
+        CurrentWorkerId(), provider_id));
+  } else {
+    DCHECK(client_);
+    thread_safe_sender_->Send(new ServiceWorkerHostMsg_RemoveScriptClient(
+        CurrentWorkerId(), provider_id));
+  }
+  client_ = client;

[michaeln, 2014/03/07 01:26:23]

This class is used on the main thread where we'll have multiple script clients
for different documents so a singular client_ doesn't look right.

[kinuko, 2014/03/07 02:02:17]

Oops, that's right, I have focused too much on worker cases. Fixed.

+}
+
 ServiceWorkerDispatcher* ServiceWorkerDispatcher::ThreadSpecificInstance(
     ThreadSafeSender* thread_safe_sender) {
   if (g_dispatcher_tls.Pointer()->Get() == kHasBeenDeleted) {