[WIP2] off-main-thread loading

content/renderer/service_worker/worker_fetch_context_impl.h

Index: content/renderer/service_worker/worker_fetch_context_impl.h
diff --git a/content/renderer/service_worker/worker_fetch_context_impl.h b/content/renderer/service_worker/worker_fetch_context_impl.h
index 217ad8641d858a2e81d41b708799cd1242856348..dfc2e498d8351a63f35d3609d5a10afcb4d83526 100644
--- a/content/renderer/service_worker/worker_fetch_context_impl.h
+++ b/content/renderer/service_worker/worker_fetch_context_impl.h
@@ -48,6 +48,8 @@ class WorkerFetchContextImpl : public blink::WebWorkerFetchContext,
   void DidRunContentWithCertificateErrors(const blink::WebURL& url) override;
   void DidDisplayContentWithCertificateErrors(
       const blink::WebURL& url) override;
+  void SetAppCacheHostID(int id) override;
+  int64_t ServiceWorkerID() const override;
 
   // mojom::ServiceWorkerWorkerClient implementation:
   void SetControllerServiceWorker(int64_t controller_version_id) override;
@@ -86,6 +88,7 @@ class WorkerFetchContextImpl : public blink::WebWorkerFetchContext,
   int parent_frame_id_ = MSG_ROUTING_NONE;
   GURL first_party_for_cookies_;
   bool is_secure_context_ = false;
+  int appcache_host_id_ = 0;
 };
 
 }  // namespace content