Enable interpolation of CSS property font-variation-settings

third_party/WebKit/Source/core/animation/animatable/AnimatableFontVariationSettings.cpp

Index: third_party/WebKit/Source/core/animation/animatable/AnimatableFontVariationSettings.cpp
diff --git a/third_party/WebKit/Source/core/animation/animatable/AnimatableFontVariationSettings.cpp b/third_party/WebKit/Source/core/animation/animatable/AnimatableFontVariationSettings.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..1abe67525186ba6d68fad5f2602e4e3cfebba2ef
--- /dev/null
+++ b/third_party/WebKit/Source/core/animation/animatable/AnimatableFontVariationSettings.cpp
@@ -0,0 +1,15 @@
+// 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/animation/animatable/AnimatableFontVariationSettings.h"
+
+namespace blink {
+
+bool AnimatableFontVariationSettings::EqualTo(
+    const AnimatableValue* value) const {
+  return DataEquivalent(settings_,
+                        ToAnimatableFontVariationSettings(value)->settings_);
+}
+
+}  // namespace blink