[android] - avoid leaking compassView context through animator

platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/MapView.java

@@ -411,6 +411,11 @@ public class MapView extends FrameLayout implements NativeMapView.ViewCallback {
     mapCallback.onDestroy();
     initialRenderCallback.onDestroy();
 
+    if (compassView != null) {
+      // avoid leaking context through animator #13742
+      compassView.resetAnimation();
+    }
+
     if (mapboxMap != null) {
       mapboxMap.onDestroy();
     }

platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/maps/widgets/CompassView.java

@@ -68,7 +68,7 @@ public final class CompassView extends AppCompatImageView implements Runnable {
     this.isAnimating = isAnimating;
   }
 
-  private void resetAnimation() {
+  public void resetAnimation() {
     if (fadeAnimator != null) {
       fadeAnimator.cancel();
     }