[ Merge of http://go/wvgerrit/158872 ] This CL updates the UsageTableHeader API such that it is no longer possible to add a "usage info" entry. All new entries that are added are assumed to be offline licenses. Bug: 242289743 Test: run_x86_64_tests and request_license_test Change-Id: I09262da0e4301356156d1715b0301c616be2251b