[Android, RemotePlayback] Make RemotePlayback classes ActiveScriptWrappable's

third_party/WebKit/Source/modules/remoteplayback/RemotePlaybackAvailability.cpp

 // Copyright 2016 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/remoteplayback/RemotePlaybackAvailability.h"
 
 #include "bindings/core/v8/ScriptPromiseResolver.h"
 #include "core/dom/Document.h"
 #include "core/events/Event.h"
 #include "modules/EventTargetModulesNames.h"
 
 namespace blink {
 
 // static
 RemotePlaybackAvailability* RemotePlaybackAvailability::take(ScriptPromiseResolver* resolver, bool value)
 {
     return new RemotePlaybackAvailability(resolver->getExecutionContext(), value);
 }
 
 RemotePlaybackAvailability::RemotePlaybackAvailability(ExecutionContext* executionContext, bool value)
-    : ContextLifecycleObserver(executionContext)
+    : ActiveScriptWrappable(this)
+    , ContextLifecycleObserver(executionContext)
     , m_value(value)
 {
     ASSERT(executionContext->isDocument());
 }
 
 RemotePlaybackAvailability::~RemotePlaybackAvailability() = default;
 
 const AtomicString& RemotePlaybackAvailability::interfaceName() const
 {
     return EventTargetNames::RemotePlaybackAvailability;
@@ skipping 11 matching lines @@
 
     m_value = value;
     dispatchEvent(Event::create(EventTypeNames::change));
 }
 
 bool RemotePlaybackAvailability::value() const
 {
     return m_value;
 }
 
+bool RemotePlaybackAvailability::hasPendingActivity() const
+{
+    return hasEventListeners();
+}
+
 DEFINE_TRACE(RemotePlaybackAvailability)
 {
     EventTargetWithInlineData::trace(visitor);
     ContextLifecycleObserver::trace(visitor);
 }
 
 } // namespace blink