Update test resource repository code after prebuilt change

Code was deleted from sdk-common that was used in the test resource
repository code. This adds the necessary code back.

Bug: N/A
Test: layoutlib tests
Change-Id: I25597966951a635298b0b1be421d0788b573cf09
(cherry picked from commit f338595130c2a11446cae2a6d274be443441de99)
10 files changed