It appears that the official chrome webstore extension by Rob W is outdated. It was last updated in 2019. 

gulp
          .src(LIB_DIR + "**/*", { base: LIB_DIR })
          .pipe(gulp.dest(DIST_DIR + "lib/")),
        gulp
          .src(TYPES_DIR + "**/*", { base: TYPES_DIR })
          .pipe(gulp.dest(DIST_DIR + "types/")),
      ]);
    }
  )
);
gulp.task(
  "dist-install",
  gulp.series("dist-pre", function createDistInstall(done) {
    let distPath = DIST_DIR;
    const opts = {};
    const installPath = process.env.PDFJS_INSTALL_PATH;
    if (installPath) {
      opts.cwd = installPath;
      distPath = path.relative(installPath, distPath);
    }
    safeSpawnSync("npm", ["install", distPath], opts);
    done();
  })
);
gulp.task(
  "dist",
  gulp.series("dist-pre", function createDist(done) {
    const VERSION = getVersionJSON().version;
    console.log();
    console.log("### Committing changes");