Oilpan: Fix oilpan builds after r170720

Source/core/animation/StringKeyframe.cpp

Index: Source/core/animation/StringKeyframe.cpp
diff --git a/Source/core/animation/StringKeyframe.cpp b/Source/core/animation/StringKeyframe.cpp
index abec9298615fe6f1f083ab3a032b1301a1fb11bc..e3d84df09f7173d10f6d98aeffe20cecce873ad6 100644
--- a/Source/core/animation/StringKeyframe.cpp
+++ b/Source/core/animation/StringKeyframe.cpp
@@ -30,9 +30,14 @@ PassRefPtrWillBeRawPtr<Keyframe> StringKeyframe::clone() const
 {
     return adoptRefWillBeNoop(new StringKeyframe(*this));
 }
-PassOwnPtr<Keyframe::PropertySpecificKeyframe> StringKeyframe::createPropertySpecificKeyframe(CSSPropertyID property) const
+PassOwnPtrWillBeRawPtr<Keyframe::PropertySpecificKeyframe> StringKeyframe::createPropertySpecificKeyframe(CSSPropertyID property) const
 {
-    return adoptPtr(new PropertySpecificKeyframe(offset(), easing(), propertyValue(property), composite()));
+    return adoptPtrWillBeNoop(new PropertySpecificKeyframe(offset(), easing(), propertyValue(property), composite()));
+}
+
+void StringKeyframe::trace(Visitor* visitor)
+{
+    Keyframe::trace(visitor);
 }
 
 StringKeyframe::PropertySpecificKeyframe::PropertySpecificKeyframe(double offset, PassRefPtr<TimingFunction> easing, const String& value, AnimationEffect::CompositeOperation op)
@@ -47,22 +52,26 @@ StringKeyframe::PropertySpecificKeyframe::PropertySpecificKeyframe(double offset
     ASSERT(!isNull(m_offset));
 }
 
-PassRefPtr<Interpolation> StringKeyframe::PropertySpecificKeyframe::createInterpolation(CSSPropertyID property, Keyframe::PropertySpecificKeyframe* end) const
+PassRefPtrWillBeRawPtr<Interpolation> StringKeyframe::PropertySpecificKeyframe::createInterpolation(CSSPropertyID property, Keyframe::PropertySpecificKeyframe* end) const
 {
     ASSERT_UNUSED(end, end);
     // FIXME: Convert string keyframe value pairs to interpolations.
     return nullptr;
 }
 
-PassOwnPtr<Keyframe::PropertySpecificKeyframe> StringKeyframe::PropertySpecificKeyframe::neutralKeyframe(double offset, PassRefPtr<TimingFunction> easing) const
+PassOwnPtrWillBeRawPtr<Keyframe::PropertySpecificKeyframe> StringKeyframe::PropertySpecificKeyframe::neutralKeyframe(double offset, PassRefPtr<TimingFunction> easing) const
 {
-    return adoptPtr(new StringKeyframe::PropertySpecificKeyframe(offset, easing, emptyString(), AnimationEffect::CompositeAdd));
+    return adoptPtrWillBeNoop(new StringKeyframe::PropertySpecificKeyframe(offset, easing, emptyString(), AnimationEffect::CompositeAdd));
 }
 
-PassOwnPtr<Keyframe::PropertySpecificKeyframe> StringKeyframe::PropertySpecificKeyframe::cloneWithOffset(double offset) const
+PassOwnPtrWillBeRawPtr<Keyframe::PropertySpecificKeyframe> StringKeyframe::PropertySpecificKeyframe::cloneWithOffset(double offset) const
 {
     Keyframe::PropertySpecificKeyframe *theClone = new PropertySpecificKeyframe(offset, m_easing, m_value);
-    return adoptPtr(theClone);
+    return adoptPtrWillBeNoop(theClone);
+}
+
+void StringKeyframe::PropertySpecificKeyframe::trace(Visitor* visitor)
+{
 }
 
 }