* commit '44ebca2a3d994630e6d500725d86aab391d1d879': cherrypick Change-Id: I60c74919ab3df359f47e5052bcc1469318a5b821 add notice about large screen devices and the "mobile" string in user agent
* commit '44ebca2a3d994630e6d500725d86aab391d1d879': cherrypick Change-Id: I60c74919ab3df359f47e5052bcc1469318a5b821 add notice about large screen devices and the "mobile" string in user agent