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diff --git a/Source/WebKit/chromium/src/WebFloatAnimationCurveImpl.h b/Source/WebKit/chromium/src/WebFloatAnimationCurveImpl.h
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+/*
+ * Copyright (C) 2012 Google Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1.  Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ * 2.  Redistributions in binary form must reproduce the above copyright
+ *     notice, this list of conditions and the following disclaimer in the
+ *     documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef WebFloatAnimationCurveImpl_h
+#define WebFloatAnimationCurveImpl_h
+
+#include <public/WebFloatAnimationCurve.h>
+#include <wtf/OwnPtr.h>
+#include <wtf/PassOwnPtr.h>
+
+namespace WebCore {
+class CCAnimationCurve;
+class CCKeyframedFloatAnimationCurve;
+}
+
+namespace WebKit {
+
+class WebFloatAnimationCurveImpl : public WebFloatAnimationCurve {
+public:
+    explicit WebFloatAnimationCurveImpl(PassOwnPtr<WebCore::CCKeyframedFloatAnimationCurve>);
+    virtual ~WebFloatAnimationCurveImpl();
+
+    // WebAnimationCurve implementation.
+    virtual AnimationCurveType type() const OVERRIDE;
+
+    // WebFloatAnimationCurve implementation.
+    virtual void add(const WebFloatKeyframe&) OVERRIDE;
+    virtual void add(const WebFloatKeyframe&, TimingFunctionType) OVERRIDE;
+    virtual void add(const WebFloatKeyframe&, double x1, double y1, double x2, double y2) OVERRIDE;
+
+    virtual float getValue(double time) const OVERRIDE;
+
+    PassOwnPtr<WebCore::CCAnimationCurve> cloneToCCAnimationCurve() const;
+
+private:
+    OwnPtr<WebCore::CCKeyframedFloatAnimationCurve> m_curve;
+};
+
+}
+
+#endif // WebFloatAnimationCurveImpl_h