Apparently there's been a new softwareupdate for the device pushed tonight, and sure enough the phone is identified as the Nexus One on the system info page.
The goal is to help organizations better secure smartphones and tablets in the workplace with a hosted service that allows the IT team to remotely locate, lock or wipe a lost or stolen device, as well as updatesoftware to protect against spyware and viruses.
Google gives data for the share of the devices connecting to Google Play that have large screens, but this is global, may not be a good sample and is contaminated by poor reporting (for example, at least one Samsung device changed the screen size it reported after a softwareupdate).