Changing settings
Main menu button opens a dialog that doesn’t respond to NVDA focus mode when using ARROWS or TAB--must TAB > Browse mode arrow to items w/o actionable roles

Chrome Version: Chrome 58.0.2994.0
OS: Windows 10
Screen Reader: NVDA 2016.4, JAWS 18.0.2324

What steps will reproduce the problem?
(1) Install NVDA via http://www.nvaccess.org/
(2) chrome://md-settings
(3) SHIFT+TBA to Main Menu > ENTER > ARROW

What is the expected result? NVDA focus mode is able to arrow through menu items > ENTER will activate items w/ actionable role (e.g. role="button")

What happens instead? Must TAB > NVDA+SPACEBAR to siwtch to Browse Mode > ARROW to item > ENTER on static text