Don't prematurely delete script resources when registration is deleted

content/browser/service_worker/service_worker_register_job.cc

Index: content/browser/service_worker/service_worker_register_job.cc
diff --git a/content/browser/service_worker/service_worker_register_job.cc b/content/browser/service_worker/service_worker_register_job.cc
index c4dc0bd865c4bc87fe1f0b0a2bbbf8c22369d88d..4885e504058599fdf97723f1878c3329c2c0dc70 100644
--- a/content/browser/service_worker/service_worker_register_job.cc
+++ b/content/browser/service_worker/service_worker_register_job.cc
@@ -377,6 +377,11 @@ void ServiceWorkerRegisterJob::CompleteInternal(
     if (registration() && registration()->waiting_version()) {
       DisassociateWaitingVersionFromDocuments(
           context_, registration()->waiting_version()->version_id());
+      /*
+      context_->storage()->DeleteVersionResources(
+          registration()->waiting_version()->version_id(),
+          base::Bind(&ServiceWorkerUtils::NoOpStatusCallback));
+          */
       registration()->set_waiting_version(NULL);
     }
     if (registration() && !registration()->active_version()) {