[Presentation API] fire onconnectionavailable and onconnect event asynchronously

third_party/WebKit/Source/modules/presentation/PresentationRequest.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 "modules/presentation/PresentationRequest.h"
 
 #include "bindings/core/v8/CallbackPromiseAdapter.h"
 #include "bindings/core/v8/ExceptionState.h"
 #include "bindings/core/v8/ScriptPromise.h"
 #include "bindings/core/v8/ScriptPromiseResolver.h"
 #include "core/dom/DOMException.h"
 #include "core/dom/Document.h"
 #include "core/dom/ExecutionContext.h"
+#include "core/dom/ExecutionContextTask.h"
 #include "core/frame/Settings.h"
 #include "core/frame/UseCounter.h"
 #include "core/loader/MixedContentChecker.h"
 #include "modules/EventTargetModules.h"
 #include "modules/presentation/PresentationAvailability.h"
 #include "modules/presentation/PresentationAvailabilityCallbacks.h"
 #include "modules/presentation/PresentationConnection.h"
+#include "modules/presentation/PresentationConnectionAvailableEvent.h"
 #include "modules/presentation/PresentationConnectionCallbacks.h"
 #include "modules/presentation/PresentationController.h"
 #include "modules/presentation/PresentationError.h"
 #include "platform/UserGestureIndicator.h"
 
 namespace blink {
 
 namespace {
 
 // TODO(mlamouri): refactor in one common place.
@@ skipping 163 matching lines @@
   ScriptPromiseResolver* resolver = ScriptPromiseResolver::create(scriptState);
   client->getAvailability(
       m_url, new PresentationAvailabilityCallbacks(resolver, m_url));
   return resolver->promise();
 }
 
 const KURL& PresentationRequest::url() const {
   return m_url;
 }
 
+void PresentationRequest::dispatchConnectionAvailableEvent(
+    PresentationConnection* connection) {
+  dispatchEvent(PresentationConnectionAvailableEvent::create(
+      EventTypeNames::connectionavailable, connection));
+}
+
 DEFINE_TRACE(PresentationRequest) {
   EventTargetWithInlineData::trace(visitor);
   ActiveDOMObject::trace(visitor);
 }
 
 PresentationRequest::PresentationRequest(ExecutionContext* executionContext,
                                          const KURL& url)
     : ActiveScriptWrappable(this),
       ActiveDOMObject(executionContext),
       m_url(url) {}
 
 }  // namespace blink