Remove unused ShadowBlur

Source/core/platform/graphics/ShadowBlur.h

Index: Source/core/platform/graphics/ShadowBlur.h
diff --git a/Source/core/platform/graphics/ShadowBlur.h b/Source/core/platform/graphics/ShadowBlur.h
deleted file mode 100644
index a93eb022bf8d37a69387a56077dd6aa87fa43d41..0000000000000000000000000000000000000000
--- a/Source/core/platform/graphics/ShadowBlur.h
+++ /dev/null
@@ -1,66 +0,0 @@
-/*
- * Copyright (C) 2011 Apple Inc.
- * Copyright (C) 2010 Sencha, Inc.
- * Copyright (C) 2010 Igalia S.L.
- * 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. ``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 COMPUTER, INC. OR
- * 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 ShadowBlur_h
-#define ShadowBlur_h
-
-#include "core/platform/graphics/Color.h"
-#include "platform/geometry/FloatSize.h"
-
-#include "wtf/Noncopyable.h"
-
-namespace WebCore {
-
-class ShadowBlur {
-    WTF_MAKE_NONCOPYABLE(ShadowBlur);
-public:
-    enum ShadowType {
-        NoShadow,
-        SolidShadow,
-        BlurShadow
-    };
-
-    ShadowBlur(const FloatSize& radius, const FloatSize& offset, const Color&);
-
-    void blurLayerImage(unsigned char*, const IntSize&, int stride);
-
-private:
-    void updateShadowBlurValues();
-
-    ShadowType m_type;
-
-    Color m_color;
-    FloatSize m_blurRadius;
-    FloatSize m_offset;
-
-    bool m_shadowsIgnoreTransforms;
-};
-
-} // namespace WebCore
-
-#endif // ShadowBlur_h