I'm currently running Chrome 35.0.1916.153 on Ubuntu 14.04 with XFCE and clicking once in the address bar highlights everything all. Don't know why mine is acting different than yours, maybe they changed that since you last tried it.
Sorry, I'll end my rant now.
[1] https://code.google.com/p/chromium/issues/detail?id=26140#c1...