Add browser test for V8 code caching for ServiceWorker scripts.

content/browser/service_worker/service_worker_version.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_version.h"
 
 #include "base/command_line.h"
 #include "base/memory/ref_counted.h"
 #include "base/stl_util.h"
 #include "base/strings/string16.h"
@@ skipping 254 matching lines @@
 
 void KillEmbeddedWorkerProcess(int process_id, ResultCode code) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
 
   RenderProcessHost* render_process_host =
       RenderProcessHost::FromID(process_id);
   if (render_process_host->GetHandle() != base::kNullProcessHandle)
     render_process_host->ReceivedBadMessage();
 }
 
-void DidSetCachedMetadata(int64 callback_id, int result) {
-  TRACE_EVENT_ASYNC_END1("ServiceWorker",
-                         "ServiceWorkerVersion::OnSetCachedMetadata",
-                         callback_id, "result", result);
-}
-
-void DidClearCachedMetadata(int64 callback_id, int result) {
-  TRACE_EVENT_ASYNC_END1("ServiceWorker",
-                         "ServiceWorkerVersion::OnClearCachedMetadata",
-                         callback_id, "result", result);
-}
-
 }  // namespace
 
 ServiceWorkerVersion::ServiceWorkerVersion(
     ServiceWorkerRegistration* registration,
     const GURL& script_url,
     int64 version_id,
     base::WeakPtr<ServiceWorkerContextCore> context)
     : version_id_(version_id),
       registration_id_(kInvalidServiceWorkerVersionId),
       script_url_(script_url),
@@ skipping 940 matching lines @@
       request_id, client));
 }
 
 void ServiceWorkerVersion::OnSetCachedMetadata(const GURL& url,
                                                const std::vector<char>& data) {
   int64 callback_id = base::TimeTicks::Now().ToInternalValue();
   TRACE_EVENT_ASYNC_BEGIN1("ServiceWorker",
                            "ServiceWorkerVersion::OnSetCachedMetadata",
                            callback_id, "URL", url.spec());
   script_cache_map_.WriteMetadata(
-      url, data, base::Bind(&DidSetCachedMetadata, callback_id));
+      url, data, base::Bind(&ServiceWorkerVersion::OnSetCachedMetadataFinished,
+                            weak_factory_.GetWeakPtr(), callback_id));
+}
+
+void ServiceWorkerVersion::OnSetCachedMetadataFinished(int64 callback_id,
+                                                       int result) {
+  TRACE_EVENT_ASYNC_END1("ServiceWorker",
+                         "ServiceWorkerVersion::OnSetCachedMetadata",
+                         callback_id, "result", result);
+  FOR_EACH_OBSERVER(Listener, listeners_, OnCachedMetadataUpdated(this));
 }
 
 void ServiceWorkerVersion::OnClearCachedMetadata(const GURL& url) {
   int64 callback_id = base::TimeTicks::Now().ToInternalValue();
   TRACE_EVENT_ASYNC_BEGIN1("ServiceWorker",
                            "ServiceWorkerVersion::OnClearCachedMetadata",
                            callback_id, "URL", url.spec());
   script_cache_map_.ClearMetadata(
-      url, base::Bind(&DidClearCachedMetadata, callback_id));
+      url, base::Bind(&ServiceWorkerVersion::OnClearCachedMetadataFinished,
+                      weak_factory_.GetWeakPtr(), callback_id));
+}
+
+void ServiceWorkerVersion::OnClearCachedMetadataFinished(int64 callback_id,
+                                                         int result) {
+  TRACE_EVENT_ASYNC_END1("ServiceWorker",
+                         "ServiceWorkerVersion::OnClearCachedMetadata",
+                         callback_id, "result", result);
+  FOR_EACH_OBSERVER(Listener, listeners_, OnCachedMetadataUpdated(this));
 }
 
 void ServiceWorkerVersion::OnPostMessageToDocument(
     int client_id,
     const base::string16& message,
     const std::vector<int>& sent_message_port_ids) {
   TRACE_EVENT1("ServiceWorker",
                "ServiceWorkerVersion::OnPostMessageToDocument",
                "Client id", client_id);
   ServiceWorkerProviderHost* provider_host =
@@ skipping 177 matching lines @@
     int request_id) {
   callbacks->Remove(request_id);
   if (is_doomed_) {
     // The stop should be already scheduled, but try to stop immediately, in
     // order to release worker resources soon.
     StopWorkerIfIdle();
   }
 }
 
 }  // namespace content