Service Worker: Respect the "clear on exit" content setting

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 "base/files/file_path.h"
 #include "base/logging.h"
 #include "base/threading/sequenced_worker_pool.h"
 #include "content/browser/fileapi/chrome_blob_storage_context.h"
 #include "content/browser/service_worker/service_worker_context_core.h"
 #include "content/browser/service_worker/service_worker_context_observer.h"
 #include "content/browser/service_worker/service_worker_process_manager.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/browser_thread.h"
 #include "net/url_request/url_request_context_getter.h"
 #include "storage/browser/blob/blob_storage_context.h"
 #include "storage/browser/quota/quota_manager_proxy.h"
+#include "storage/browser/quota/special_storage_policy.h"
 
 namespace content {
 
 ServiceWorkerContextWrapper::ServiceWorkerContextWrapper(
     BrowserContext* browser_context)
     : observer_list_(
           new ObserverListThreadSafe<ServiceWorkerContextObserver>()),
       process_manager_(new ServiceWorkerProcessManager(browser_context)),
       is_incognito_(false) {
 }
 
 ServiceWorkerContextWrapper::~ServiceWorkerContextWrapper() {
 }
 
 void ServiceWorkerContextWrapper::Init(
     const base::FilePath& user_data_directory,
-    storage::QuotaManagerProxy* quota_manager_proxy) {
+    storage::QuotaManagerProxy* quota_manager_proxy,
+    storage::SpecialStoragePolicy* special_storage_policy) {
   is_incognito_ = user_data_directory.empty();
-  scoped_refptr<base::SequencedTaskRunner> database_task_runner =
-      BrowserThread::GetBlockingPool()->
-          GetSequencedTaskRunnerWithShutdownBehavior(
-              BrowserThread::GetBlockingPool()->GetSequenceToken(),
-              base::SequencedWorkerPool::SKIP_ON_SHUTDOWN);
+  base::SequencedWorkerPool* pool = BrowserThread::GetBlockingPool();
+  scoped_ptr<ServiceWorkerDatabaseTaskManager> database_task_manager(
+      new ServiceWorkerDatabaseTaskManagerImpl(pool));
   scoped_refptr<base::SingleThreadTaskRunner> disk_cache_thread =
       BrowserThread::GetMessageLoopProxyForThread(BrowserThread::CACHE);
   scoped_refptr<base::SequencedTaskRunner> cache_task_runner =
-      BrowserThread::GetBlockingPool()
-          ->GetSequencedTaskRunnerWithShutdownBehavior(
-              BrowserThread::GetBlockingPool()->GetSequenceToken(),
-              base::SequencedWorkerPool::SKIP_ON_SHUTDOWN);
+      pool->GetSequencedTaskRunnerWithShutdownBehavior(
+          BrowserThread::GetBlockingPool()->GetSequenceToken(),
+          base::SequencedWorkerPool::SKIP_ON_SHUTDOWN);
   InitInternal(user_data_directory,
                cache_task_runner,
-               database_task_runner,
+               database_task_manager.Pass(),
                disk_cache_thread,
-               quota_manager_proxy);
+               quota_manager_proxy,
+               special_storage_policy);
 }
 
 void ServiceWorkerContextWrapper::Shutdown() {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   process_manager_->Shutdown();
   BrowserThread::PostTask(
       BrowserThread::IO,
       FROM_HERE,
       base::Bind(&ServiceWorkerContextWrapper::ShutdownOnIO, this));
 }
@@ skipping 166 matching lines @@
   if (context_core_ && request_context && blob_storage_context) {
     context_core_->SetBlobParametersForCache(
         request_context->GetURLRequestContext(),
         blob_storage_context->context()->AsWeakPtr());
   }
 }
 
 void ServiceWorkerContextWrapper::InitInternal(
     const base::FilePath& user_data_directory,
     const scoped_refptr<base::SequencedTaskRunner>& stores_task_runner,
-    const scoped_refptr<base::SequencedTaskRunner>& database_task_runner,
+    scoped_ptr<ServiceWorkerDatabaseTaskManager> database_task_manager,
     const scoped_refptr<base::SingleThreadTaskRunner>& disk_cache_thread,
-    storage::QuotaManagerProxy* quota_manager_proxy) {
+    storage::QuotaManagerProxy* quota_manager_proxy,
+    storage::SpecialStoragePolicy* special_storage_policy) {
   if (!BrowserThread::CurrentlyOn(BrowserThread::IO)) {
     BrowserThread::PostTask(
         BrowserThread::IO,
         FROM_HERE,
         base::Bind(&ServiceWorkerContextWrapper::InitInternal,
                    this,
                    user_data_directory,
                    stores_task_runner,
-                   database_task_runner,
+                   base::Passed(&database_task_manager),
                    disk_cache_thread,
-                   make_scoped_refptr(quota_manager_proxy)));
+                   make_scoped_refptr(quota_manager_proxy),
+                   make_scoped_refptr(special_storage_policy)));
     return;
   }
   DCHECK(!context_core_);
   context_core_.reset(new ServiceWorkerContextCore(user_data_directory,
                                                    stores_task_runner,
-                                                   database_task_runner,
+                                                   database_task_manager.Pass(),
                                                    disk_cache_thread,
                                                    quota_manager_proxy,
+                                                   special_storage_policy,
                                                    observer_list_.get(),
                                                    this));
 }
 
 void ServiceWorkerContextWrapper::ShutdownOnIO() {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
   context_core_.reset();
 }
 
 void ServiceWorkerContextWrapper::DidDeleteAndStartOver(
     ServiceWorkerStatusCode status) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
   if (status != SERVICE_WORKER_OK) {
     context_core_.reset();
     return;
   }
   context_core_.reset(new ServiceWorkerContextCore(context_core_.get(), this));
   DVLOG(1) << "Restarted ServiceWorkerContextCore successfully.";
 }
 
 }  // namespace content