Implemented remaining non-grouped longhand property APIs

third_party/WebKit/Source/core/css/properties/CSSPropertyAPIAnimationFillMode.cpp

Index: third_party/WebKit/Source/core/css/properties/CSSPropertyAPIAnimationFillMode.cpp
diff --git a/third_party/WebKit/Source/core/css/properties/CSSPropertyAPIAnimationFillMode.cpp b/third_party/WebKit/Source/core/css/properties/CSSPropertyAPIAnimationFillMode.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..4cd78f7171c0a98c9f0b7f2f3fd51a6bcdca0272
--- /dev/null
+++ b/third_party/WebKit/Source/core/css/properties/CSSPropertyAPIAnimationFillMode.cpp
@@ -0,0 +1,22 @@
+// 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.
+
+#include "core/css/properties/CSSPropertyAPIAnimationFillMode.h"
+
+#include "core/CSSValueKeywords.h"
+#include "core/css/parser/CSSPropertyParserHelpers.h"
+
+namespace blink {
+
+const CSSValue* CSSPropertyAPIAnimationFillMode::parseSingleValue(
+    CSSParserTokenRange& range,
+    const CSSParserContext&,
+    const CSSParserLocalContext&) {
+  return CSSPropertyParserHelpers::ConsumeCommaSeparatedList(
+      CSSPropertyParserHelpers::ConsumeIdent<CSSValueNone, CSSValueForwards,
+                                             CSSValueBackwards, CSSValueBoth>,
+      range);
+}
+
+}  // namespace blink