Remove WebScroll*

sky/engine/public/platform/WebScrollOffsetAnimationCurve.h

Index: sky/engine/public/platform/WebScrollOffsetAnimationCurve.h
diff --git a/sky/engine/public/platform/WebScrollOffsetAnimationCurve.h b/sky/engine/public/platform/WebScrollOffsetAnimationCurve.h
deleted file mode 100644
index 06e46befaed74cc7f45486188ab7e7e2b693f535..0000000000000000000000000000000000000000
--- a/sky/engine/public/platform/WebScrollOffsetAnimationCurve.h
+++ /dev/null
@@ -1,24 +0,0 @@
-// 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.
-
-#ifndef WebScrollOffsetAnimationCurve_h
-#define WebScrollOffsetAnimationCurve_h
-
-#include "WebCompositorAnimationCurve.h"
-#include "WebFloatPoint.h"
-
-namespace blink {
-
-class WebScrollOffsetAnimationCurve : public WebCompositorAnimationCurve {
-public:
-    virtual ~WebScrollOffsetAnimationCurve() { }
-
-    virtual void setInitialValue(WebFloatPoint) = 0;
-    virtual WebFloatPoint getValue(double time) const = 0;
-    virtual double duration() const = 0;
-};
-
-} // namespace blink
-
-#endif // WebScrollOffsetAnimationCurve_h