Reland of Move ScriptState::GetExecutionContext (Part 5)

third_party/WebKit/Source/modules/notifications/ServiceWorkerRegistrationNotifications.cpp

 // Copyright 2014 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 "modules/notifications/ServiceWorkerRegistrationNotifications.h"
 
 #include <memory>
 #include <utility>
 #include "bindings/core/v8/CallbackPromiseAdapter.h"
 #include "bindings/core/v8/ExceptionState.h"
@@ skipping 48 matching lines @@
     ServiceWorkerRegistration* registration)
     : ContextLifecycleObserver(execution_context),
       registration_(registration) {}
 
 ScriptPromise ServiceWorkerRegistrationNotifications::showNotification(
     ScriptState* script_state,
     ServiceWorkerRegistration& registration,
     const String& title,
     const NotificationOptions& options,
     ExceptionState& exception_state) {
-  ExecutionContext* execution_context = script_state->GetExecutionContext();
+  ExecutionContext* execution_context = ExecutionContext::From(script_state);
 
   // If context object's active worker is null, reject the promise with a
   // TypeError exception.
   if (!registration.active())
     return ScriptPromise::Reject(
         script_state,
         V8ThrowException::CreateTypeError(script_state->GetIsolate(),
                                           "No active registration available on "
                                           "the ServiceWorkerRegistration."));
 
@@ skipping 111 matching lines @@
       Platform::Current()->GetNotificationManager();
   DCHECK(notification_manager);
 
   notification_manager->ShowPersistent(
       WebSecurityOrigin(origin.Get()), data, loader->GetResources(),
       registration_->WebRegistration(), std::move(callbacks));
   loaders_.erase(loader);
 }
 
 }  // namespace blink