Implement updateViaCache flag and no-cache by default for main service worker scripts

content/browser/service_worker/service_worker_context_wrapper.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_context_wrapper.h"
 
 #include <map>
 #include <set>
 #include <string>
 #include <utility>
@@ skipping 194 matching lines @@
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
   BrowserThread::PostTask(
       BrowserThread::UI,
       FROM_HERE,
       base::Bind(continuation, status == SERVICE_WORKER_OK));
 }
 
 void ServiceWorkerContextWrapper::RegisterServiceWorker(
     const GURL& pattern,
     const GURL& script_url,
+    bool use_cache,
     const ResultCallback& continuation) {
   if (!BrowserThread::CurrentlyOn(BrowserThread::IO)) {
     BrowserThread::PostTask(
-        BrowserThread::IO,
-        FROM_HERE,
-        base::Bind(&ServiceWorkerContextWrapper::RegisterServiceWorker,
-                   this,
-                   pattern,
-                   script_url,
-                   continuation));
+        BrowserThread::IO, FROM_HERE,
+        base::Bind(&ServiceWorkerContextWrapper::RegisterServiceWorker, this,
+                   pattern, script_url, use_cache, continuation));
     return;
   }
   if (!context_core_) {
     BrowserThread::PostTask(BrowserThread::UI, FROM_HERE,
                             base::Bind(continuation, false));
     return;
   }
   context()->RegisterServiceWorker(
       net::SimplifyUrlForRequest(pattern),
-      net::SimplifyUrlForRequest(script_url), NULL /* provider_host */,
+      net::SimplifyUrlForRequest(script_url), use_cache,
+      NULL /* provider_host */,
       base::Bind(&FinishRegistrationOnIO, continuation));
 }
 
 static void FinishUnregistrationOnIO(
     const ServiceWorkerContext::ResultCallback& continuation,
     ServiceWorkerStatusCode status) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
   BrowserThread::PostTask(
       BrowserThread::UI,
       FROM_HERE,
@@ skipping 679 matching lines @@
   observer_list_->Notify(FROM_HERE,
                          &ServiceWorkerContextObserver::OnStorageWiped);
 }
 
 ServiceWorkerContextCore* ServiceWorkerContextWrapper::context() {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
   return context_core_.get();
 }
 
 }  // namespace content