Remove unecessary exported symbols from libhwui.so

Test: compiles and links
Bug: 150782769
Change-Id: Ib49c1bf914b6bfaad1fb29371115df7c9eec08d2
diff --git a/libs/hwui/PropertyValuesAnimatorSet.h b/libs/hwui/PropertyValuesAnimatorSet.h
index e4214b2..c04a0b9 100644
--- a/libs/hwui/PropertyValuesAnimatorSet.h
+++ b/libs/hwui/PropertyValuesAnimatorSet.h
@@ -44,7 +44,7 @@
 };
 
 // TODO: This class should really be named VectorDrawableAnimator
-class ANDROID_API PropertyValuesAnimatorSet : public BaseRenderNodeAnimator {
+class PropertyValuesAnimatorSet : public BaseRenderNodeAnimator {
 public:
     friend class PropertyAnimatorSetListener;
     PropertyValuesAnimatorSet();