Animation: Remove ASSERT_NOT_REACHED from LengthStyleInterpolation

Source/core/animation/LengthStyleInterpolation.cpp

Index: Source/core/animation/LengthStyleInterpolation.cpp
diff --git a/Source/core/animation/LengthStyleInterpolation.cpp b/Source/core/animation/LengthStyleInterpolation.cpp
index 225341dfc0876cfe39b9750c05c7999889598e30..c6b50b659a72db51d5b43630b9573a7eea26fe9f 100644
--- a/Source/core/animation/LengthStyleInterpolation.cpp
+++ b/Source/core/animation/LengthStyleInterpolation.cpp
@@ -96,6 +96,7 @@ PassRefPtrWillBeRawPtr<CSSPrimitiveValue> LengthStyleInterpolation::interpolable
     switch (unitTypeCount) {
     case 0:
         ASSERT_NOT_REACHED();

[shans, 2015/01/07 23:07:49]

Instead remove this assert and add a TODO to fix the issue properly once we have
multiple interpolators.

[evemj (not active), 2015/01/07 23:28:03]

Done.

+        return CSSPrimitiveValue::create(0, CSSPrimitiveValue::CSS_PX);
     case 1:
         for (size_t i = 0; i < CSSPrimitiveValue::LengthUnitTypeCount; i++) {
             const InterpolableNumber *subValueType = toInterpolableNumber(listOfTypes->get(i));