Shutdown Service Workers before the profile is destroyed

content/browser/browser_context.cc

 // Copyright (c) 2012 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/browser_context.h"
 
 #if !defined(OS_IOS)
 #include "content/browser/download/download_manager_impl.h"
 #include "content/browser/fileapi/chrome_blob_storage_context.h"
 #include "content/browser/indexed_db/indexed_db_context_impl.h"
@@ skipping 66 matching lines @@
   context->channel_id_service()->GetChannelIDStore()->
       SetForceKeepSessionState();
   appcache_service->set_force_keep_session_state();
 }
 
 void SaveSessionStateOnIndexedDBThread(
     scoped_refptr<IndexedDBContextImpl> indexed_db_context) {
   indexed_db_context->SetForceKeepSessionState();
 }
 
+void ShutdownServiceWorkerContext(StoragePartition* partition) {
+  partition->GetServiceWorkerContext()->Terminate();
+}
+
 }  // namespace
 
 // static
 void BrowserContext::AsyncObliterateStoragePartition(
     BrowserContext* browser_context,
     const GURL& site,
     const base::Closure& on_gc_required) {
   GetStoragePartitionMap(browser_context)->AsyncObliterate(site,
                                                            on_gc_required);
 }
@@ skipping 166 matching lines @@
         storage_partition->GetIndexedDBContext());
   // No task runner in unit tests.
   if (indexed_db_context_impl->TaskRunner()) {
     indexed_db_context_impl->TaskRunner()->PostTask(
         FROM_HERE,
         base::Bind(&SaveSessionStateOnIndexedDBThread,
                    make_scoped_refptr(indexed_db_context_impl)));
   }
 }
 
+void BrowserContext::NotifyWillBeDestroyed() {
+  // Service Workers must shutdown before the browser context is destroyed,
+  // since they keep render process hosts alive and the codebase assumes that
+  // render process hosts die before their profile (browser context) dies.
+  ForEachStoragePartition(this, base::Bind(ShutdownServiceWorkerContext));
+}
+
 #endif  // !OS_IOS
 
 BrowserContext::~BrowserContext() {
 #if !defined(OS_IOS)
   if (GetUserData(kDownloadManagerKeyName))
     GetDownloadManager(this)->Shutdown();
 #endif
 }
 
 }  // namespace content