[Background Sync] Allow sync manager access from uncontrolled clients

Source/modules/background_sync/SyncManager.cpp

 // 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 "config.h"
 #include "modules/background_sync/SyncManager.h"
 
 #include "bindings/core/v8/CallbackPromiseAdapter.h"
 #include "bindings/core/v8/ScriptPromise.h"
 #include "bindings/core/v8/ScriptPromiseResolver.h"
@@ skipping 22 matching lines @@
 }
 
 }
 
 SyncManager::SyncManager(ServiceWorkerRegistration* registration)
     : m_registration(registration)
 {
     ASSERT(registration);
 }
 
-ScriptPromise SyncManager::registerFunction(ScriptState* scriptState, const SyncRegistrationOptions& options)
+ScriptPromise SyncManager::registerFunction(ScriptState* scriptState, ExecutionContext* context, const SyncRegistrationOptions& options)
 {
-    if (!m_registration->active())
-        return ScriptPromise::rejectWithDOMException(scriptState, DOMException::create(AbortError, "Registration failed - no active Service Worker"));
-
     ScriptPromiseResolver* resolver = ScriptPromiseResolver::create(scriptState);
     ScriptPromise promise = resolver->promise();
 
     WebSyncRegistration* webSyncRegistration = new WebSyncRegistration(
         WebSyncRegistration::UNREGISTERED_SYNC_ID /* id */,
         WebSyncRegistration::PeriodicityOneShot,
         options.tag(),
         0 /* minPeriod */,
         WebSyncRegistration::NetworkStateOnline /* networkState */,
         WebSyncRegistration::PowerStateAuto /* powerState */
     );
-    backgroundSyncProvider()->registerBackgroundSync(webSyncRegistration, m_registration->webRegistration(), new SyncRegistrationCallbacks(resolver, m_registration));
+    backgroundSyncProvider()->registerBackgroundSync(webSyncRegistration, m_registration->webRegistration(), context->isServiceWorkerGlobalScope(), new SyncRegistrationCallbacks(resolver, m_registration));
 
     return promise;
 }
 
 ScriptPromise SyncManager::getRegistration(ScriptState* scriptState, const String& syncRegistrationId)
 {
-    if (!m_registration->active())
-        return ScriptPromise::rejectWithDOMException(scriptState, DOMException::create(AbortError, "Operation failed - no active Service Worker"));
-
     ScriptPromiseResolver* resolver = ScriptPromiseResolver::create(scriptState);
     ScriptPromise promise = resolver->promise();
 
     backgroundSyncProvider()->getRegistration(WebSyncRegistration::PeriodicityOneShot, syncRegistrationId, m_registration->webRegistration(), new SyncRegistrationCallbacks(resolver, m_registration));
 
     return promise;
 }
 
 ScriptPromise SyncManager::getRegistrations(ScriptState* scriptState)
 {
-    if (!m_registration->active())
-        return ScriptPromise::rejectWithDOMException(scriptState, DOMException::create(AbortError, "Operation failed - no active Service Worker"));
-
     ScriptPromiseResolver* resolver = ScriptPromiseResolver::create(scriptState);
     ScriptPromise promise = resolver->promise();
 
     backgroundSyncProvider()->getRegistrations(WebSyncRegistration::PeriodicityOneShot, m_registration->webRegistration(), new SyncGetRegistrationsCallbacks(resolver, m_registration));
 
     return promise;
 }
 
 ScriptPromise SyncManager::permissionState(ScriptState* scriptState)
 {
-    if (!m_registration->active())
-        return ScriptPromise::rejectWithDOMException(scriptState, DOMException::create(AbortError, "Operation failed - no active Service Worker"));
-
     ScriptPromiseResolver* resolver = ScriptPromiseResolver::create(scriptState);
     ScriptPromise promise = resolver->promise();
 
     backgroundSyncProvider()->getPermissionStatus(WebSyncRegistration::PeriodicityOneShot, m_registration->webRegistration(), new SyncGetPermissionStatusCallbacks(resolver, m_registration));
 
     return promise;
 }
 
 DEFINE_TRACE(SyncManager)
 {
     visitor->trace(m_registration);
 }
 
 } // namespace blink