Add Handle Menu RTL support

1) Fixes the initial position of the Handle Menu in freeform to align
   with the app chip when it's in RTL
2) Fixes the menu's view padding to not explicitly use left/right

Fix: 353304148
Flag: EXEMPT bug fix
Test: open handle menu in freeform with forced RTL, verify its location
matches the App Chip

Change-Id: I4240f5cad6693cf62b57d37419fc4aabc4d83f88