Web Animations: Move property handle filtering into AnimationStack building

third_party/WebKit/Source/core/css/resolver/StyleResolver.cpp

Index: third_party/WebKit/Source/core/css/resolver/StyleResolver.cpp
diff --git a/third_party/WebKit/Source/core/css/resolver/StyleResolver.cpp b/third_party/WebKit/Source/core/css/resolver/StyleResolver.cpp
index d9ea1458f96b5909dbbb8a7c0d8d9414eb1ada8b..28e9fd43fb7fb9fc6f01c2ce56d491e0010c22b0 100644
--- a/third_party/WebKit/Source/core/css/resolver/StyleResolver.cpp
+++ b/third_party/WebKit/Source/core/css/resolver/StyleResolver.cpp
@@ -960,16 +960,14 @@ StyleRuleKeyframes* StyleResolver::findKeyframesRule(const Element* element, con
 template <CSSPropertyPriority priority>
 void StyleResolver::applyAnimatedProperties(StyleResolverState& state, const ActiveInterpolationsMap& activeInterpolationsMap)
 {
-    for (const auto& interpolationsVectorEntry : activeInterpolationsMap) {
-        if (!interpolationsVectorEntry.key.isCSSProperty())
-            continue;
-        CSSPropertyID property = interpolationsVectorEntry.key.cssProperty();
+    for (const auto& entry : activeInterpolationsMap) {
+        CSSPropertyID property = entry.key.cssProperty();
         if (!CSSPropertyPriorityData<priority>::propertyHasPriority(property))
             continue;
-        const Interpolation& interpolation = *interpolationsVectorEntry.value.first();
+        const Interpolation& interpolation = *entry.value.first();
         if (interpolation.isInvalidatableInterpolation()) {
             InterpolationEnvironment environment(state);
-            InvalidatableInterpolation::applyStack(interpolationsVectorEntry.value, environment);
+            InvalidatableInterpolation::applyStack(entry.value, environment);
         } else {
             // TODO(alancutter): Remove this old code path once animations have completely migrated to InterpolationTypes.
             toStyleInterpolation(interpolation).apply(state);