Background service worker push message processing

content/public/browser/push_messaging_service.cc

 // Copyright 2015 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/public/browser/push_messaging_service.h"
 
 #include "base/callback.h"
 #include "content/browser/push_messaging/push_messaging_message_filter.h"
 #include "content/browser/service_worker/service_worker_context_wrapper.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/storage_partition.h"
 
 namespace content {
 
 namespace {
 
-const char kNotificationsShownServiceWorkerKey[] =
-    "notifications_shown_by_last_few_pushes";
-
 void CallStringCallbackFromIO(
     const PushMessagingService::StringCallback& callback,
     const std::string& data,
     ServiceWorkerStatusCode service_worker_status) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
   bool success = service_worker_status == SERVICE_WORKER_OK;
   bool not_found = service_worker_status == SERVICE_WORKER_ERROR_NOT_FOUND;
   BrowserThread::PostTask(BrowserThread::UI, FROM_HERE,
                           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);
   BrowserThread::PostTask(BrowserThread::UI, FROM_HERE, callback);
 }
 
 void GetUserDataOnIO(
     scoped_refptr<ServiceWorkerContextWrapper> service_worker_context_wrapper,
     int64_t service_worker_registration_id,
     const std::string& key,
     const PushMessagingService::StringCallback& callback) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
   service_worker_context_wrapper->GetRegistrationUserData(
       service_worker_registration_id, key,
       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,
     const base::Closure& callback) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
 
   service_worker_context->ClearRegistrationUserData(
       service_worker_registration_id,
       kPushRegistrationIdServiceWorkerKey,
       base::Bind(&CallClosureFromIO, callback));
 }
 
 scoped_refptr<ServiceWorkerContextWrapper> GetServiceWorkerContext(
     BrowserContext* browser_context, const GURL& origin) {
   StoragePartition* partition =
       BrowserContext::GetStoragePartitionForSite(browser_context, origin);
   return make_scoped_refptr(
       static_cast<ServiceWorkerContextWrapper*>(
           partition->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,
                                        const StringCallback& callback) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   BrowserThread::PostTask(
       BrowserThread::IO,
       FROM_HERE,
       base::Bind(&GetUserDataOnIO,
                  GetServiceWorkerContext(browser_context, origin),
@@ skipping 12 matching lines @@
   BrowserThread::PostTask(
       BrowserThread::IO,
       FROM_HERE,
       base::Bind(&ClearPushSubscriptionIDOnIO,
                  GetServiceWorkerContext(browser_context, origin),
                  service_worker_registration_id,
                  callback));
 }
 
 }  // namespace content