Store the service worker script and its imports on first load... kinda

content/browser/service_worker/service_worker_register_job.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/service_worker/service_worker_register_job.h"
 
 #include <vector>
 
 #include "base/message_loop/message_loop.h"
 #include "content/browser/service_worker/service_worker_context_core.h"
@@ skipping 77 matching lines @@
 }
 
 ServiceWorkerRegistration* ServiceWorkerRegisterJob::registration() {
   DCHECK(phase_ >= REGISTER) << phase_;
   DCHECK(internal_.registration);
   return internal_.registration;
 }
 
 void ServiceWorkerRegisterJob::set_pending_version(
     ServiceWorkerVersion* version) {
-  DCHECK(phase_ == UPDATE || phase_ == ACTIVATE) << phase_;
-  DCHECK(!internal_.pending_version || !version);
+  DCHECK(phase_ == UPDATE) << phase_;
+  DCHECK(!internal_.pending_version);
   internal_.pending_version = version;
 }
 
 ServiceWorkerVersion* ServiceWorkerRegisterJob::pending_version() {
   DCHECK(phase_ >= UPDATE) << phase_;
   return internal_.pending_version;
 }
 
 void ServiceWorkerRegisterJob::SetPhase(Phase phase) {
   switch (phase) {
@@ skipping 258 matching lines @@
     if (registration() && !registration()->active_version()) {
       context_->storage()->DeleteRegistration(
           registration()->id(),
           registration()->script_url().GetOrigin(),
           base::Bind(&ServiceWorkerUtils::NoOpStatusCallback));
     }
     if (!is_promise_resolved_)
       ResolvePromise(status, NULL, NULL);
   }
   DCHECK(callbacks_.empty());
-  context_->storage()->NotifyDoneInstallingRegistration(registration());
+  if (registration())
+    context_->storage()->NotifyDoneInstallingRegistration(registration());
   context_->job_coordinator()->FinishJob(pattern_, this);
 }
 
 void ServiceWorkerRegisterJob::ResolvePromise(
     ServiceWorkerStatusCode status,
     ServiceWorkerRegistration* registration,
     ServiceWorkerVersion* version) {
   DCHECK(!is_promise_resolved_);
   is_promise_resolved_ = true;
   promise_resolved_status_ = status;
   promise_resolved_registration_ = registration;
   promise_resolved_version_ = version;
   for (std::vector<RegistrationCallback>::iterator it = callbacks_.begin();
        it != callbacks_.end();
        ++it) {
     it->Run(status, registration, version);
   }
   callbacks_.clear();
 }
 
 void ServiceWorkerRegisterJob::AssociatePendingVersionToDocuments(
     ServiceWorkerVersion* version) {
   // TODO(michaeln): This needs to respect the longest prefix wins
   // when it comes to finding a registration for a document url.
-  // This should should utilize storage->FindRegistrationForDocument().
+  // This should utilize storage->FindRegistrationForDocument().
   for (scoped_ptr<ServiceWorkerContextCore::ProviderHostIterator> it =
            context_->GetProviderHostIterator();
        !it->IsAtEnd();
        it->Advance()) {
     ServiceWorkerProviderHost* provider_host = it->GetProviderHost();
     if (ServiceWorkerUtils::ScopeMatches(pattern_,
                                          provider_host->document_url()))
       provider_host->SetPendingVersion(version);
   }
 }
 
 }  // namespace content