message: Fixing webpack issue
diff: @@ -8,10 +8,6 @@ import { Logger } from "@bentley/bentleyjs-core";
  import { FileHandler } from "./FileHandler";
  import * as fs from "fs";
  import * as path from "path";
  -import * as util from "util";
  -
  -const read = util.promisify(fs.read);
  -const open = util.promisify(fs.open);
  const loggingCategory = "imodeljs-clients.imodelhub";
  @@ -77,7 +73,7 @@ export class AzureFileHandler implements FileHandler {
  private async uploadChunk(uploadUrlString: string, fileDescriptor: number, blockId: number) {
  const chunkSize = 4 * 1024 * 1024;
  let buffer = new Buffer(chunkSize);
  - const bytesRead = (await read(fileDescriptor, buffer, 0, chunkSize, chunkSize * blockId)).bytesRead;
  + const bytesRead = fs.readSync(fileDescriptor, buffer, 0, chunkSize, chunkSize * blockId);
  buffer = buffer.slice(0, bytesRead);
  const options: RequestOptions = {
  @@ -110,7 +106,7 @@ export class AzureFileHandler implements FileHandler {
  return Promise.reject(new Error("Could not find file at specified location: " + uploadFromPathname));
  const fileSize = this.getFileSize(uploadFromPathname);
  - const file = await open(uploadFromPathname, "r");
  + const file = fs.openSync(uploadFromPathname, "r");
  const chunkSize = 4 * 1024 * 1024;
  let blockList = '<?xml version=\"1.0\" encoding=\"utf-8\"?><BlockList>';
  