Oem can change the left padding and right padding of main text
in below screens by overlay the relative dimens:
- "Network settings reset"
- "Factory data reset"
- "Screen pinning"
Bug: 113607004
Test: manual
Change-Id: Ief1afd6ee05b9723874866a06f1748d9d9987333
Note: this entailed locking datetime settings not into portrait
like everything else in the setup process, but landscape, because
the existing xlarge layout wasn't rearranging itself into a portrait
alignment very well. I can give it another try later if I can have
some help from UE.
Change-Id: Ia8ce8e8292ed768bd117beedf3d94a287e658f4b