ServiceWorker: Ensure that ServiceWorkerDispatcher always adopts passed handle references (1)

content/child/service_worker/service_worker_dispatcher.h

Index: content/child/service_worker/service_worker_dispatcher.h
diff --git a/content/child/service_worker/service_worker_dispatcher.h b/content/child/service_worker/service_worker_dispatcher.h
index 5bd0274a0c21da63c6232cae6b6d7bd1e87143a1..e8c59fcbf9a1c91ee1a67e3392091fefbbd88779 100644
--- a/content/child/service_worker/service_worker_dispatcher.h
+++ b/content/child/service_worker/service_worker_dispatcher.h
@@ -23,10 +23,6 @@ namespace base {
 class SingleThreadTaskRunner;
 }
 
-namespace blink {
-class WebURL;
-}
-
 namespace IPC {
 class Message;
 }
@@ -35,6 +31,7 @@ struct ServiceWorkerMsg_MessageToDocument_Params;
 
 namespace content {
 
+class ServiceWorkerHandleReference;
 class ServiceWorkerMessageFilter;
 class ServiceWorkerProviderContext;
 class ServiceWorkerRegistrationHandleReference;
@@ -264,6 +261,13 @@ class CONTENT_EXPORT ServiceWorkerDispatcher : public WorkerThread::Observer {
   void RemoveServiceWorkerRegistration(
       int registration_handle_id);
 
+  // Assumes that the given object information retains an interprocess handle
+  // reference passed from the browser process, and adopts it.
+  scoped_ptr<ServiceWorkerRegistrationHandleReference> Adopt(
+      const ServiceWorkerRegistrationObjectInfo& info);
+  scoped_ptr<ServiceWorkerHandleReference> Adopt(
+      const ServiceWorkerObjectInfo& info);
+
   RegistrationCallbackMap pending_registration_callbacks_;
   UpdateCallbackMap pending_update_callbacks_;
   UnregistrationCallbackMap pending_unregistration_callbacks_;