Background service worker push message processing

content/public/browser/push_messaging_service.cc

Index: content/public/browser/push_messaging_service.cc
diff --git a/content/public/browser/push_messaging_service.cc b/content/public/browser/push_messaging_service.cc
index b345f9d2cdad29532af62cb22f6450b2a39e569f..ea5058cf66adfccd717478c2c56ce1294cc075b9 100644
--- a/content/public/browser/push_messaging_service.cc
+++ b/content/public/browser/push_messaging_service.cc
@@ -15,9 +15,6 @@ namespace content {
 
 namespace {
 
-const char kNotificationsShownServiceWorkerKey[] =
-    "notifications_shown_by_last_few_pushes";
-
 void CallStringCallbackFromIO(
     const PushMessagingService::StringCallback& callback,
     const std::string& data,
@@ -29,15 +26,6 @@ void CallStringCallbackFromIO(
                           base::Bind(callback, data, success, not_found));
 }
 
-void CallResultCallbackFromIO(
-    const ServiceWorkerContext::ResultCallback& callback,
-    ServiceWorkerStatusCode service_worker_status) {
-  DCHECK_CURRENTLY_ON(BrowserThread::IO);
-  bool success = service_worker_status == SERVICE_WORKER_OK;
-  BrowserThread::PostTask(BrowserThread::UI, FROM_HERE,
-                          base::Bind(callback, success));
-}
-
 void CallClosureFromIO(const base::Closure& callback,
                        ServiceWorkerStatusCode status) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
@@ -55,19 +43,6 @@ void GetUserDataOnIO(
       base::Bind(&CallStringCallbackFromIO, callback));
 }
 
-void SetNotificationsShownOnIO(
-    scoped_refptr<ServiceWorkerContextWrapper> service_worker_context_wrapper,
-    int64_t service_worker_registration_id,
-    const GURL& origin,
-    const std::string& data,
-    const PushMessagingService::ResultCallback& callback) {
-  DCHECK_CURRENTLY_ON(BrowserThread::IO);
-  service_worker_context_wrapper->StoreRegistrationUserData(
-      service_worker_registration_id, origin,
-      kNotificationsShownServiceWorkerKey, data,
-      base::Bind(&CallResultCallbackFromIO, callback));
-}
-
 void ClearPushSubscriptionIDOnIO(
     scoped_refptr<ServiceWorkerContextWrapper> service_worker_context,
     int64_t service_worker_registration_id,
@@ -92,41 +67,6 @@ scoped_refptr<ServiceWorkerContextWrapper> GetServiceWorkerContext(
 }  // anonymous namespace
 
 // static
-void PushMessagingService::GetNotificationsShownByLastFewPushes(
-    ServiceWorkerContext* service_worker_context,
-    int64_t service_worker_registration_id,
-    const StringCallback& callback) {
-  DCHECK_CURRENTLY_ON(BrowserThread::UI);
-  scoped_refptr<ServiceWorkerContextWrapper> wrapper =
-      static_cast<ServiceWorkerContextWrapper*>(service_worker_context);
-  BrowserThread::PostTask(BrowserThread::IO, FROM_HERE,
-                          base::Bind(&GetUserDataOnIO,
-                                     wrapper,
-                                     service_worker_registration_id,
-                                     kNotificationsShownServiceWorkerKey,
-                                     callback));
-}
-
-// static
-void PushMessagingService::SetNotificationsShownByLastFewPushes(
-    ServiceWorkerContext* service_worker_context,
-    int64_t service_worker_registration_id,
-    const GURL& origin,
-    const std::string& notifications_shown,
-    const ResultCallback& callback) {
-  DCHECK_CURRENTLY_ON(BrowserThread::UI);
-  scoped_refptr<ServiceWorkerContextWrapper> wrapper =
-      static_cast<ServiceWorkerContextWrapper*>(service_worker_context);
-  BrowserThread::PostTask(BrowserThread::IO, FROM_HERE,
-                          base::Bind(&SetNotificationsShownOnIO,
-                                     wrapper,
-                                     service_worker_registration_id,
-                                     origin,
-                                     notifications_shown,
-                                     callback));
-}
-
-// static
 void PushMessagingService::GetSenderId(BrowserContext* browser_context,
                                        const GURL& origin,
                                        int64_t service_worker_registration_id,