Make APIs in the base CellInfo class public.

Test: build
Bug: 139417139
Merged-in: I591c500136ac1f28d9cb87cd1649fd891e1315f6
Change-Id: I591c500136ac1f28d9cb87cd1649fd891e1315f6
(cherry picked from commit 54e43e65e03803390c418b9b4b83cd8f2dd6430f)
2 files changed