message: rename helper method
diff: @@ -34,7 +34,7 @@ import WidgetUtils from "./utils/WidgetUtils";
  import {textToHtmlRainbow} from "./utils/colour";
  import Promise from "bluebird";
  -const requestSingleFileUpload = async () => {
  +const singleMxcUpload = async () => {
  return new Promise((resolve) => {
  const fileSelector = document.createElement('input');
  fileSelector.setAttribute('type', 'file');
  @@ -242,7 +242,7 @@ export const CommandMap = {
  let promise = Promise.resolve(args);
  if (!args) {
  - promise = requestSingleFileUpload();
  + promise = singleMxcUpload();
  }
  return success(promise.then((url) => {
  @@ -263,7 +263,7 @@ export const CommandMap = {
  runFn: function(roomId, args) {
  let promise = Promise.resolve(args);
  if (!args) {
  - promise = requestSingleFileUpload();
  + promise = singleMxcUpload();
  }
  return success(promise.then((url) => {
  