message: Switch ReactionsRowButton to an AccessibleButton for space/enter handling
diff: @@ -126,10 +126,9 @@ export default class ReactionsRowButton extends React.PureComponent {
  );
  }
  - return <span className={classes}
  - role="button"
  + const AccessibleButton = sdk.getComponent('elements.AccessibleButton');
  + return <AccessibleButton className={classes}
  aria-label={label}
  - tabindex="0"
  onClick={this.onClick}
  onMouseOver={this.onMouseOver}
  onMouseOut={this.onMouseOut}
  @@ -141,6 +140,6 @@ export default class ReactionsRowButton extends React.PureComponent {
  {count}
  </span>
  {tooltip}
  - </span>;
  + </AccessibleButton>;
  }
  }
  