Revert refactoring of CSSProperty .in files

Source/core/css/CSSPropertyMetadata.h

Index: Source/core/css/CSSPropertyMetadata.h
diff --git a/Source/core/css/CSSPropertyMetadata.h b/Source/core/css/CSSPropertyMetadata.h
deleted file mode 100644
index 2b9ee4861be7ac4552fcd1e7e11e3a79f5f8bfa1..0000000000000000000000000000000000000000
--- a/Source/core/css/CSSPropertyMetadata.h
+++ /dev/null
@@ -1,20 +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 CSSPropertyMetadata_h
-#define CSSPropertyMetadata_h
-
-#include "core/CSSPropertyNames.h"
-
-namespace blink {
-
-class CSSPropertyMetadata {
-public:
-    static bool isAnimatableProperty(CSSPropertyID);
-    static bool isInheritedProperty(CSSPropertyID);
-};
-
-} // namespace blink
-
-#endif // CSSPropertyMetadata