private void clearInstallingProgress(@NotNull IdeaPluginDescriptor descriptor) {
    if (myInstallingPlugins.isEmpty()) {
      for (ListPluginComponent listComponent : myInstalling.ui.plugins) {
        listComponent.clearProgress();
      }
    }
    else {
      for (ListPluginComponent listComponent : myInstalling.ui.plugins) {
        if (listComponent.getPluginDescriptor() == descriptor) {
          listComponent.clearProgress();
          return;
        }
      }
    }
  }
private void clearInstallingProgress(@NotNull IdeaPluginDescriptor descriptor)