Fix "Solve compiler warning related to string size"

This fixes commit 6bf19fdb7abe4b2d3ea2436ac134e0d50c4ccf77.

Test: builds
Bug: 153035880
Signed-off-by: Maciej Żenczykowski <maze@google.com>
Change-Id: I90c82b33de0903f0e7884ebd8da437bb1d8d66f7
Merged-In: I90c82b33de0903f0e7884ebd8da437bb1d8d66f7
1 file changed