Initial implementation of WorkletAnimation

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

Index: third_party/WebKit/Source/core/animation/WorkletAnimationBase.h
diff --git a/third_party/WebKit/Source/core/animation/WorkletAnimationBase.h b/third_party/WebKit/Source/core/animation/WorkletAnimationBase.h
new file mode 100644
index 0000000000000000000000000000000000000000..e107d933fbf3613b4d2e42c1957ff245cc4251df
--- /dev/null
+++ b/third_party/WebKit/Source/core/animation/WorkletAnimationBase.h
@@ -0,0 +1,26 @@
+// 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.

[flackr, 2017/06/05 19:08:39]

What does update mean? Run animations?

[smcgruer, 2017/06/06 13:22:11]

No, it's analogous to CompositorPendingAnimations::Update. Essentially means
'start any pending animations on the compositor', though our logic is much
simpler.

+  virtual void Update() = 0;
+
+  DEFINE_INLINE_VIRTUAL_TRACE() {}
+};
+
+}  // namespace blink
+
+#endif  // WorkletAnimationBase_h