[WIP2] off-main-thread loading

third_party/WebKit/Source/web/WebSharedWorkerImpl.cpp

Index: third_party/WebKit/Source/web/WebSharedWorkerImpl.cpp
diff --git a/third_party/WebKit/Source/web/WebSharedWorkerImpl.cpp b/third_party/WebKit/Source/web/WebSharedWorkerImpl.cpp
index 9b2a552d4db9bebe7c47fb93db6efe6e10da3c87..b17b745657d74471dc20d3e7d396f4bac89afbc4 100644
--- a/third_party/WebKit/Source/web/WebSharedWorkerImpl.cpp
+++ b/third_party/WebKit/Source/web/WebSharedWorkerImpl.cpp
@@ -56,6 +56,7 @@
 #include "platform/RuntimeEnabledFeatures.h"
 #include "platform/heap/Handle.h"
 #include "platform/heap/Persistent.h"
+#include "platform/loader/fetch/ResourceFetcher.h"
 #include "platform/loader/fetch/ResourceResponse.h"
 #include "platform/network/ContentSecurityPolicyParsers.h"
 #include "platform/weborigin/KURL.h"
@@ -347,8 +348,11 @@ void WebSharedWorkerImpl::OnScriptLoaderFinished() {
                 ->DataSource()
                 ->GetServiceWorkerNetworkProvider());
     DCHECK(web_worker_fetch_context);
-    // TODO(horo): Set more information about the context (ex: AppCacheHostID)
-    // to |web_worker_fetch_context|.
+    web_worker_fetch_context->SetAppCacheHostID(main_frame_->GetFrame()
+                                                    ->GetDocument()
+                                                    ->Fetcher()
+                                                    ->Context()
+                                                    .ApplicationCacheHostID());
     web_worker_fetch_context->SetDataSaverEnabled(
         main_frame_->GetFrame()->GetSettings()->GetDataSaverEnabled());
     ProvideWorkerFetchContextToWorker(worker_clients,