Slide the main menu over the page instead of sliding the page over the menu. Also, use viewport units for the main and notification menus. Note, this lays foundation work for T225213. Bug: T206354 Change-Id: I14b67d1e97b84086ea13e28df8148824a1f493e3
Bug: T219920 Change-Id: I9f651d73cae8d6494ffa585ac3cbd791686b926a