Move InterpolationEffect to oilpan's heap

Source/core/animation/InterpolationEffectTest.cpp

Index: Source/core/animation/InterpolationEffectTest.cpp
diff --git a/Source/core/animation/InterpolationEffectTest.cpp b/Source/core/animation/InterpolationEffectTest.cpp
index 6473b42c6f6b733de99679af5b9591dd218181df..99e381c226e0105847c6e8a6ec235cdc230440a2 100644
--- a/Source/core/animation/InterpolationEffectTest.cpp
+++ b/Source/core/animation/InterpolationEffectTest.cpp
@@ -30,7 +30,7 @@ protected:
 
 TEST_F(AnimationInterpolationEffectTest, SingleInterpolation)
 {
-    RefPtr<InterpolationEffect> interpolationEffect = InterpolationEffect::create();
+    RefPtrWillBeRawPtr<InterpolationEffect> interpolationEffect = InterpolationEffect::create();
     interpolationEffect->addInterpolation(Interpolation::create(InterpolableNumber::create(0), InterpolableNumber::create(10)),
         RefPtr<TimingFunction>(), 0, 1, -1, 2);
 
@@ -55,7 +55,7 @@ TEST_F(AnimationInterpolationEffectTest, SingleInterpolation)
 
 TEST_F(AnimationInterpolationEffectTest, MultipleInterpolations)
 {
-    RefPtr<InterpolationEffect> interpolationEffect = InterpolationEffect::create();
+    RefPtrWillBeRawPtr<InterpolationEffect> interpolationEffect = InterpolationEffect::create();
     interpolationEffect->addInterpolation(Interpolation::create(InterpolableNumber::create(10), InterpolableNumber::create(15)),
         RefPtr<TimingFunction>(), 1, 2, 1, 3);
     interpolationEffect->addInterpolation(Interpolation::create(InterpolableNumber::create(0), InterpolableNumber::create(1)),