osr-discourse-src/app/assets/javascripts/discourse/components/bulk-select-button.js.es6

import showModal from 'discourse/lib/show-modal';

export default Ember.Component.extend({
  actions: {
    showBulkActions() {
      const controller = showModal('topic-bulk-actions', {
        model: {
          topics: this.get('selected'),
          category: this.get('category')
        },
        title: 'topics.bulk.actions'
      });
      controller.set('refreshClosure', () => this.sendAction());
    }
  }
});