Revert "Introduce set/getFontVariationSettings."

This reverts commit ba3028c1fc9fca2d45acc841557da2c9a83923bf.

Bug: 34378805
Change-Id: I8250c87af5d65fb45789632580be4ae1b8711372
(cherry picked from commit a3b9f2e3c66ec485f3b712560d52e31632a9cbe8)
17 files changed