Android "arrow-forward" not showing up for <button ion-item>

[jamesbyrne]

<ion-content class="has-header" padding="true" scroll="false">
    <ion-list>
      <div class="item item-button-right">
        Event
        <button class="button button-positive">
          <i class="icon ion-ios-arrow-right"></i>
        </button>
      </div>
    </ion-list>
  </ion-content>