message: Remove a workaround on Electron. See
diff: -// We have to remove `process.versions.electron` to work around a bug of PDF.js.
  -// With `process.versions.electron`, PDF.js misinterprets the context of the runtime as
  -// the renderer of the browser.
  -delete (process.versions as any).electron
  -
  import * as domstubs from '@tamuratak/domstubs'
  import * as fs from 'fs'
  import * as path from 'path'
  