ServiceWorker: Implement updatefound event and version attributes (Chromium)

content/browser/service_worker/service_worker_provider_host.cc

Index: content/browser/service_worker/service_worker_provider_host.cc
diff --git a/content/browser/service_worker/service_worker_provider_host.cc b/content/browser/service_worker/service_worker_provider_host.cc
index 340b8cfa4cf330ad9c0400463c8d0766391ae9c6..d13702e155e33c21164b3da96332f7a441f6773c 100644
--- a/content/browser/service_worker/service_worker_provider_host.cc
+++ b/content/browser/service_worker/service_worker_provider_host.cc
@@ -11,6 +11,7 @@
 #include "content/browser/service_worker/service_worker_controllee_request_handler.h"
 #include "content/browser/service_worker/service_worker_dispatcher_host.h"
 #include "content/browser/service_worker/service_worker_handle.h"
+#include "content/browser/service_worker/service_worker_registration_handle.h"
 #include "content/browser/service_worker/service_worker_utils.h"
 #include "content/browser/service_worker/service_worker_version.h"
 #include "content/common/service_worker/service_worker_messages.h"
@@ -99,7 +100,11 @@ void ServiceWorkerProviderHost::SetVersionAttributes(
     attributes.active = CreateHandleAndPass(active_version);
 
   dispatcher_host_->Send(new ServiceWorkerMsg_SetVersionAttributes(
-      kDocumentMainThreadId, provider_id(), mask.changed(), attributes));
+      kDocumentMainThreadId,
+      provider_id(),
+      kInvalidServiceWorkerRegistrationHandleId,

[michaeln, 2014/08/13 04:18:16]

why invalid?

ok, now i see why (so handlrefs instances in the client-side don't get confused
with register return value handlerefs). this is a kinda hacky but still heading
towards sending one mutation event per registration to processes that care to
know.

+      mask.changed(),
+      attributes));
 }
 
 void ServiceWorkerProviderHost::SetVersionAttributesInternal(
@@ -242,6 +247,21 @@ ServiceWorkerObjectInfo ServiceWorkerProviderHost::CreateHandleAndPass(
   return info;
 }
 
+int ServiceWorkerProviderHost::CreateRegistrationHandleAndPass(
+    ServiceWorkerRegistration* registration) {
+  if (!context_ || !registration)
+    return kInvalidServiceWorkerRegistrationHandleId;
+  scoped_ptr<ServiceWorkerRegistrationHandle> handle(
+      new ServiceWorkerRegistrationHandle(context_,
+                                          dispatcher_host_,
+                                          kDocumentMainThreadId,
+                                          provider_id_,
+                                          registration));
+  int handle_id = handle->handle_id();
+  dispatcher_host_->RegisterServiceWorkerRegistrationHandle(handle.Pass());
+  return handle_id;
+}
+
 bool ServiceWorkerProviderHost::IsContextAlive() {
   return context_ != NULL;
 }