It turns out that I had another error going on at the same time with the same symptoms: https://bugs.launchpad.net/pantheon-dock/+bug/1157453. Doing that fix mentioned and clearing chrome's history resulted in no crashes over past 3 hours.
It turns out that I had another error going on at the same time with the same symptoms: https:/ /bugs.launchpad .net/pantheon- dock/+bug/ 1157453. Doing that fix mentioned and clearing chrome's history resulted in no crashes over past 3 hours.