[WIP] off-main-thread loading

content/browser/service_worker/service_worker_context_wrapper.cc

Index: content/browser/service_worker/service_worker_context_wrapper.cc
diff --git a/content/browser/service_worker/service_worker_context_wrapper.cc b/content/browser/service_worker/service_worker_context_wrapper.cc
index b5cda101b9f6508311da5d4cdb97b36a18925024..522bab07f11e0a91cfbf8faab658523d09f12902 100644
--- a/content/browser/service_worker/service_worker_context_wrapper.cc
+++ b/content/browser/service_worker/service_worker_context_wrapper.cc
@@ -30,6 +30,7 @@
 #include "content/common/service_worker/service_worker_utils.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/browser_thread.h"
+#include "mojo/public/cpp/bindings/strong_associated_binding.h"
 #include "net/base/url_util.h"
 #include "storage/browser/quota/quota_manager_proxy.h"
 #include "storage/browser/quota/special_storage_policy.h"
@@ -799,6 +800,16 @@ void ServiceWorkerContextWrapper::DidDeleteAndStartOver(
                          &ServiceWorkerContextObserver::OnStorageWiped);
 }
 
+void ServiceWorkerContextWrapper::BindWorkerFetchContext(
+    int render_process_id,
+    int service_worker_provider_id,
+    mojom::ServiceWorkerClientAssociatedPtrInfo client_ptr_info) {
+  DCHECK_CURRENTLY_ON(BrowserThread::IO);
+  context()->BindWorkerFetchContext(render_process_id,
+                                    service_worker_provider_id,
+                                    std::move(client_ptr_info));
+}
+
 ServiceWorkerContextCore* ServiceWorkerContextWrapper::context() {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
   return context_core_.get();