Allow creating new windows from a notificationclick event in SW.

Source/modules/serviceworkers/ServiceWorkerWindowClient.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 "config.h"
 #include "modules/serviceworkers/ServiceWorkerWindowClient.h"
 
 #include "bindings/core/v8/CallbackPromiseAdapter.h"
 #include "bindings/core/v8/ScriptPromiseResolver.h"
 #include "core/dom/ExceptionCode.h"
@@ skipping 58 matching lines @@
 
     ASSERT_NOT_REACHED();
     return String();
 }
 
 ScriptPromise ServiceWorkerWindowClient::focus(ScriptState* scriptState)
 {
     RefPtrWillBeRawPtr<ScriptPromiseResolver> resolver = ScriptPromiseResolver::create(scriptState);
     ScriptPromise promise = resolver->promise();
 
-    if (!scriptState->executionContext()->isWindowFocusAllowed()) {
+    if (!scriptState->executionContext()->isWindowInteractionAllowed()) {
         resolver->reject(DOMException::create(InvalidAccessError, "Not allowed to focus a window."));
         return promise;
     }
-    scriptState->executionContext()->consumeWindowFocus();
+    scriptState->executionContext()->consumeWindowInteraction();
 
     ServiceWorkerGlobalScopeClient::from(scriptState->executionContext())->focus(id(), new CallbackPromiseAdapter<ServiceWorkerWindowClient, ServiceWorkerError>(resolver));
     return promise;
 }
 
 void ServiceWorkerWindowClient::trace(Visitor* visitor)
 {
     ServiceWorkerClient::trace(visitor);
 }
 
 } // namespace blink