Initial implementation of WorkletAnimation

third_party/WebKit/Source/core/animation/WorkletAnimationBase.h

+// Copyright 2017 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.
+
+#ifndef WorkletAnimationBase_h
+#define WorkletAnimationBase_h
+
+#include "core/CoreExport.h"
+#include "platform/heap/GarbageCollected.h"
+
+namespace blink {
+
+class CORE_EXPORT WorkletAnimationBase
+    : public GarbageCollectedFinalized<WorkletAnimationBase> {
+ public:
+  virtual ~WorkletAnimationBase() {}
+
+  // TODO(smcgruer): Rename.
+  virtual void Update() = 0;
+
+  DEFINE_INLINE_VIRTUAL_TRACE() {}
+};
+
+}  // namespace blink
+
+#endif  // WorkletAnimationBase_h