kill SkValue

src/core/SkValueKeys.h

-/*
- * Copyright 2016 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#ifndef SkValueKeys_DEFINED
-#define SkValueKeys_DEFINED
-
-namespace SkValueKeys {
-    namespace ArithmeticXfermode {
-        enum { kK0, kK1, kK2, kK3, kEnforcePMColor };
-    }
-    namespace LerpXfermode { enum { kScale }; }
-    namespace PixelXorXfermode { enum { kOpColor }; }
-    namespace ProcCoeffXfermode { enum { kMode }; }
-}
-
-#endif  // SkValueKeys_DEFINED