calc expressions should support time, angle and frequency values.

Source/core/css/resolver/CSSToStyleMap.cpp

Index: Source/core/css/resolver/CSSToStyleMap.cpp
diff --git a/Source/core/css/resolver/CSSToStyleMap.cpp b/Source/core/css/resolver/CSSToStyleMap.cpp
index 928b7c52eb05e6a6130663d898702508cde4a38e..7ad59086d5b04e6ba564048e25a2cd99488a7ce2 100644
--- a/Source/core/css/resolver/CSSToStyleMap.cpp
+++ b/Source/core/css/resolver/CSSToStyleMap.cpp
@@ -291,7 +291,7 @@ double CSSToStyleMap::mapAnimationDelay(CSSValue* value)
 {
     if (value->isInitialValue())
         return CSSTimingData::initialDelay();
-    return toCSSPrimitiveValue(value)->computeTime<double, CSSPrimitiveValue::Seconds>();
+    return toCSSPrimitiveValue(value)->computeSeconds();
 }
 
 Timing::PlaybackDirection CSSToStyleMap::mapAnimationDirection(CSSValue* value)
@@ -318,7 +318,7 @@ double CSSToStyleMap::mapAnimationDuration(CSSValue* value)
 {
     if (value->isInitialValue())
         return CSSTimingData::initialDuration();
-    return toCSSPrimitiveValue(value)->computeTime<double, CSSPrimitiveValue::Seconds>();
+    return toCSSPrimitiveValue(value)->computeSeconds();
 }
 
 Timing::FillMode CSSToStyleMap::mapAnimationFillMode(CSSValue* value)