Revert "Update data_usage_bytes_editor spinner background"

This reverts commit 18f8850521bb7b4b28ab381c53a39b4269c18f2f.

Reason for revert: the sysmptom fixed in SettingsSpinner side now.

Test: visual verify on the latest build
Change-Id: I683172a72597deaeb40b8facb6bd0a6cce2b9231
3 files changed