Merge pull request #383 from raccoongang/GREENHOST-198-fix-bug-with-p…

…lay-video-on-chrome

[GREENHOST-198] fix bug with play video in chrome

video_xblock/static/vendor/js/Vimeo.js

@@ -57,7 +57,7 @@ THE SOFTWARE. */
       this.iframe.setAttribute('id', this.options_.techId);
       this.iframe.setAttribute('title', 'Vimeo Video Player');
       this.iframe.setAttribute('class', 'vimeoplayer');
-      this.iframe.setAttribute('src', this.baseUrl + this.videoId + '?api=1&controls=0&player_id=' + this.options_.techId);
+      this.iframe.setAttribute('src', this.baseUrl + this.videoId + '?api=1&autoplay=0&background=1&player_id=' + this.options_.techId);
       this.iframe.setAttribute('frameborder', '0');
       this.iframe.setAttribute('scrolling', 'no');
       this.iframe.setAttribute('marginWidth', '0');