Implements CSSPropertyAPI for the animation-name property.

third_party/WebKit/Source/core/css/properties/CSSPropertyAnimationNameUtils.h

Index: third_party/WebKit/Source/core/css/properties/CSSPropertyAnimationNameUtils.h
diff --git a/third_party/WebKit/Source/core/css/properties/CSSPropertyAnimationNameUtils.h b/third_party/WebKit/Source/core/css/properties/CSSPropertyAnimationNameUtils.h
new file mode 100644
index 0000000000000000000000000000000000000000..652a6ca224f8be2bd3f220545f89fc28a8813b16
--- /dev/null
+++ b/third_party/WebKit/Source/core/css/properties/CSSPropertyAnimationNameUtils.h
@@ -0,0 +1,26 @@
+// Copyright 2017 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 CSSPropertyAnimationNameUtils_h
+#define CSSPropertyAnimationNameUtils_h
+
+#include "core/css/parser/CSSParserContext.h"
+#include "platform/wtf/Allocator.h"
+
+namespace blink {
+
+class CSSParserTokenRange;
+class CSSValue;
+
+class CSSPropertyAnimationNameUtils {
+  STATIC_ONLY(CSSPropertyAnimationNameUtils);
+
+  static CSSValue* ConsumeAnimationName(CSSParserTokenRange&,
+                                        const CSSParserContext*,
+                                        bool);

[Bugs Nash, 2017/05/19 06:18:47]

I think the name of the bool should be included here for readability

[Jia, 2017/05/30 01:05:00]

Done.

+};
+
+}  // namespace blink
+
+#endif  // CSSPropertyAnimationNameUtils_h