Mozilla/5.0 (Windows NT 6.1; WOW64; rv:35.0) Gecko/20100101 Firefox/35.0 ID:20140904030202 CSet: 776fa9cf70cd https://crash-stats.mozilla.com/report/index/50a539d9-aeb2-4df7-87c3-3db202140904 https://crash-stats.mozilla.com/report/index/3c4d4abc-6372-4949-b31e-64be82140904 1. New profile, start firefox. 2. Go to http://www.youtube.com/watch?v=y2vqrA-RprQ 3. Switch to fullscreen Firefox crashes approximately 2m35s into the video. This is using the HTML5 video player.

Regression window(m-i) Good: https://hg.mozilla.org/integration/mozilla-inbound/rev/372ce1f36116 Mozilla/5.0 (Windows NT 6.1; WOW64; rv:35.0) Gecko/20100101 Firefox/35.0 ID:20140902122201 Bad: https://hg.mozilla.org/integration/mozilla-inbound/rev/a8f2b6d4fa2c Mozilla/5.0 (Windows NT 6.1; WOW64; rv:35.0) Gecko/20100101 Firefox/35.0 ID:20140902134900 Pushlog: http://hg.mozilla.org/integration/mozilla-inbound/pushloghtml?fromchange=372ce1f36116&tochange=a8f2b6d4fa2c

[Tracking Requested - why for this release]:

https://crash-stats.mozilla.com/report/index/42173db8-46dd-4924-9923-e640c2140904 Not in full-screen. I did however pause https://www.youtube.com/watch?v=MAGnlVLwdlI in the middle, and then came back 5 min later, pressed play, and it did play for like 5 secs.

Seemed to be fixed by Bug 1062612

Haven't seen this crash for a few days