jeunes-et-engages-d7/sites/all/themes/gui/jee/bower_components/modernizr/feature-detects/websockets-binary.js

// binaryType is truthy if there is support.. returns "blob" in new-ish chrome.
// plus.google.com/115535723976198353696/posts/ERN6zYozENV

Modernizr.addTest('websocketsbinary', 
  !!(window.WebSocket && (new WebSocket('ws://.')).binaryType)
);