message: MINOR: Fix error message for level 0.
diff: @@ -288,7 +288,8 @@ export class AnimatedExtrusionTileHandler {
  let tileKey = tile.tileKey;
  while (
  quadTreeSearchDistanceUp > nextLevelDiff &&
  - extrusionStartTime === undefined
  + extrusionStartTime === undefined &&
  + tileKey.level !== 0
  ) {
  const parentTileKey = tileKey.parent();
  tileHandler = this.m_animatedExtrusionHandler.find([parentTileKey]);
  