Prevent read of uninitialized memory

Bug: 173720767
Test: atest IMediaPlayerTest
Change-Id: Ib6a3d24e07915e8af9d019e54d0501b74aa4671d
Merged-In: Ib6a3d24e07915e8af9d019e54d0501b74aa4671d
(cherry picked from commit 42a97f5648e9345461422310039fc9d1def0a91a)
1 file changed