message: ci: update chrome version to 67
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diff: @@ -43,7 +43,7 @@ var customLaunchers = {
  'DartiumWithWebPlatform':
  {base: 'Dartium', flags: ['--enable-experimental-web-platform-features']},
  'ChromeNoSandbox': {base: 'Chrome', flags: ['--no-sandbox']},
  - 'SL_CHROME': {base: 'SauceLabs', browserName: 'chrome', version: '60'},
  + 'SL_CHROME': {base: 'SauceLabs', browserName: 'chrome', version: '67'},
  'SL_CHROMEBETA': {base: 'SauceLabs', browserName: 'chrome', version: 'beta'},
  'SL_CHROMEDEV': {base: 'SauceLabs', browserName: 'chrome', version: 'dev'},
  'SL_FIREFOX': {base: 'SauceLabs', browserName: 'firefox', version: '54'},
  