Alan Dye, previously named Vice President of User Interface, and Richard Howarth, previously named Vice President Industrial Design, have both been removed from Apple's leadership page.
Apple also confirmed the change in a statement to Bloomberg:
“With the completion of Apple Park, Apple’s design leaders and teams are again reporting directly to Jony Ive, who remains focused purely on design,” said Amy Bessette, a company spokeswoman.
It's widely rumored that Apple is currently working on the design of an augmented-reality headset that will ship as early as 2020. Please follow iClarified on Twitter, Facebook, Google+, or RSS for updates.