Rename animatable to interpolable in CSSProperties.in

Source/core/css/resolver/AnimatedStyleBuilder.cpp

Index: Source/core/css/resolver/AnimatedStyleBuilder.cpp
diff --git a/Source/core/css/resolver/AnimatedStyleBuilder.cpp b/Source/core/css/resolver/AnimatedStyleBuilder.cpp
index 71dd52413d17f9935cb7404d768140e6407ff00f..67006ca4e905162bea38319ce3c29f12bfe86129 100644
--- a/Source/core/css/resolver/AnimatedStyleBuilder.cpp
+++ b/Source/core/css/resolver/AnimatedStyleBuilder.cpp
@@ -276,7 +276,7 @@ TransformOperation* animatableValueToTransformOperation(const AnimatableValue* v
 // FIXME: Generate this function.
 void AnimatedStyleBuilder::applyProperty(CSSPropertyID property, StyleResolverState& state, const AnimatableValue* value)
 {
-    ASSERT(CSSPropertyMetadata::isAnimatableProperty(property));
+    ASSERT(CSSPropertyMetadata::isInterpolableProperty(property));
     if (value->isUnknown()) {
         StyleBuilder::applyProperty(property, state, toAnimatableUnknown(value)->toCSSValue().get());
         return;