message: cleanup app.ts
diff: @@ -397,7 +397,7 @@ export class Viewer {
  async loadTrajectory(params: LoadTrajectoryParams) {
  const plugin = this.plugin;
  - let model: StateObjectSelector, coords: StateObjectSelector;
  + let model: StateObjectSelector;
  if (params.model.kind === 'model-data' || params.model.kind === 'model-url') {
  const data = params.model.kind === 'model-data'
  @@ -415,14 +415,12 @@ export class Viewer {
  model = await provider!.parse(plugin, data);
  }
  - {
  const data = params.coordinates.kind === 'coordinates-data'
  ? await plugin.builders.data.rawData({ data: params.coordinates.data, label: params.coordinatesLabel })
  : await plugin.builders.data.download({ url: params.coordinates.url, isBinary: params.coordinates.isBinary, label: params.coordinatesLabel });
  const provider = plugin.dataFormats.get(params.coordinates.format);
  - coords = await provider!.parse(plugin, data);
  - }
  + const coords = await provider!.parse(plugin, data);
  const trajectory = await plugin.build().toRoot()
  .apply(TrajectoryFromModelAndCoordinates, {
  