Update navigator.services API to use the new services.onconnect event [1/3].

Source/modules/navigatorconnect/ServicePortConnectEvent.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/navigatorconnect/ServicePortConnectEvent.h"
+
+#include "core/dom/DOMException.h"
+#include "core/dom/ExceptionCode.h"
+#include "modules/navigatorconnect/AcceptConnectionObserver.h"
+#include "modules/navigatorconnect/ServicePortConnectEventInit.h"
+
+namespace blink {
+
+PassRefPtrWillBeRawPtr<ServicePortConnectEvent> ServicePortConnectEvent::create()
+{
+    return adoptRefWillBeNoop(new ServicePortConnectEvent());
+}
+
+PassRefPtrWillBeRawPtr<ServicePortConnectEvent> ServicePortConnectEvent::create(const AtomicString& type, const ServicePortConnectEventInit& initializer)
+{
+    return adoptRefWillBeNoop(new ServicePortConnectEvent(type, initializer, nullptr));
+}
+
+PassRefPtrWillBeRawPtr<ServicePortConnectEvent> ServicePortConnectEvent::create(const AtomicString& type, const ServicePortConnectEventInit& initializer, AcceptConnectionObserver* observer)
+{
+    return adoptRefWillBeNoop(new ServicePortConnectEvent(type, initializer, observer));
+}
+
+ScriptPromise ServicePortConnectEvent::respondWith(ScriptState* scriptState, const ScriptPromise& response, ExceptionState& exceptionState)
+{
+    stopImmediatePropagation();
+    if (m_observer)
+        return m_observer->respondWith(scriptState, response, exceptionState);
+    return ScriptPromise::rejectWithDOMException(scriptState, DOMException::create(NotSupportedError));
+}
+
+const AtomicString& ServicePortConnectEvent::interfaceName() const
+{
+    return EventNames::ServicePortConnectEvent;
+}
+
+DEFINE_TRACE(ServicePortConnectEvent)
+{
+    visitor->trace(m_observer);
+    ExtendableEvent::trace(visitor);
+}
+
+ServicePortConnectEvent::ServicePortConnectEvent()
+{
+}
+
+ServicePortConnectEvent::ServicePortConnectEvent(const AtomicString& type, const ServicePortConnectEventInit& initializer, AcceptConnectionObserver* observer)
+    : ExtendableEvent(type, initializer)
+    , m_observer(observer)
+    , m_targetURL(initializer.targetURL())
+    , m_origin(initializer.origin())
+{
+}
+
+} // namespace blink
+