fix(YouTube - Theme): Use custom seekbar color for cairo startup animation (#4399)

extensions/youtube/stub/src/main/java/com/airbnb/lottie/LottieAnimationView.java

@@ -0,0 +1,15 @@
+package com.airbnb.lottie;
+
+import java.io.InputStream;
+
+@SuppressWarnings("unused")
+public class LottieAnimationView {
+
+    public void patch_setAnimation(InputStream stream, String cacheKey) {
+        throw new RuntimeException("stub");
+    }
+
+    public final void patch_setAnimation(int rawResInt) {
+        throw new RuntimeException("stub");
+    }
+}