message: Removed hard-coded child scroll view index
diff: @@ -29,8 +29,8 @@ public class CoordinatorLayoutManager extends ViewGroupManager<CoordinatorLayout
  @ReactProp(name = "overlap")
  public void setOverlap(CoordinatorLayoutView view, int overlap) {
  view.overlap = overlap;
  - if (view.getChildAt(1) != null) {
  - CoordinatorLayout.LayoutParams params = (CoordinatorLayout.LayoutParams) view.getChildAt(1).getLayoutParams();
  + if (view.getScrollView() != null) {
  + CoordinatorLayout.LayoutParams params = (CoordinatorLayout.LayoutParams) view.getScrollView().getLayoutParams();
  if (params.getBehavior() != null)
  ((AppBarLayout.ScrollingViewBehavior) params.getBehavior()).setOverlayTop(overlap);
  }
  