message: SetEmailDialog: use autoFocus prop on the EditableText rather than using
  its ref inside onComponentDidMount function. This is shorter better and
  has been requested.
diff: @@ -40,10 +40,6 @@ export default React.createClass({
  };
  },
  - componentDidMount: function() {
  - this.refs.emailInputField.focus();
  - },
  -
  onEmailAddressChanged: function(value) {
  this.setState({
  emailAddress: value,
  @@ -131,7 +127,7 @@ export default React.createClass({
  const emailInput = this.state.emailBusy ? <Spinner /> : <EditableText
  className="mx_SetEmailDialog_email_input"
  - ref="emailInputField"
  + autoFocus="true"
  placeholder={_t("Email address")}
  placeholderClassName="mx_SetEmailDialog_email_input_placeholder"
  blurToCancel={false}
  