Declare onFinish event handler for AnimationPlayer

Source/core/events/AnimationPlayerEvent.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 "core/events/AnimationPlayerEvent.h"
+
+namespace WebCore {
+
+AnimationPlayerEventInit::AnimationPlayerEventInit()
+    : currentTime(0.0)
+    , timelineTime(0.0)
+{
+}
+
+AnimationPlayerEvent::AnimationPlayerEvent()
+    : m_currentTime(0.0)
+    , m_timelineTime(0.0)
+{
+    ScriptWrappable::init(this);
+}
+
+AnimationPlayerEvent::AnimationPlayerEvent(const AtomicString& type, double currentTime, double timelineTime)
+    : Event(type, false, false)
+    , m_currentTime(currentTime)
+    , m_timelineTime(timelineTime)
+{
+    ScriptWrappable::init(this);
+}
+
+AnimationPlayerEvent::AnimationPlayerEvent(const AtomicString& type, const AnimationPlayerEventInit& initializer)
+    : Event(type, initializer)
+    , m_currentTime(initializer.currentTime)
+    , m_timelineTime(initializer.timelineTime)
+{
+    ScriptWrappable::init(this);
+}
+
+AnimationPlayerEvent::~AnimationPlayerEvent()
+{
+}
+
+double AnimationPlayerEvent::currentTime() const
+{
+    return m_currentTime;
+}
+
+double AnimationPlayerEvent::timelineTime() const
+{
+    return m_timelineTime;
+}
+
+const AtomicString& AnimationPlayerEvent::interfaceName() const
+{
+    return EventNames::AnimationPlayerEvent;
+}
+
+void AnimationPlayerEvent::trace(Visitor* visitor)
+{
+    Event::trace(visitor);
+}
+
+} // namespace WebCore