code: function getChromeExe (chromeDirName) {
    // Only run these checks on win32
    if (process.platform !== 'win32') {
      return null
    }
    var windowsChromeDirectory, i, prefix
    var suffix = '\\Google\\' + chromeDirName + '\\Application\\chrome.exe'
    var prefixes = [process.env.LOCALAPPDATA, process.env.PROGRAMFILES, process.env['PROGRAMFILES(X86)']]
  
    for (i = 0; i < prefixes.length; i++) {
      prefix = prefixes[i]
      try {
        windowsChromeDirectory = path.join(prefix, suffix)
        fs.accessSync(windowsChromeDirectory)
        return windowsChromeDirectory
      } catch (e) {}
    }
  
    return windowsChromeDirectory
  }
docs: Return location of chrome.exe file for a given Chrome directory (available: "Chrome", "Chrome SxS").