ART: Make Touch's stack array smaller under ASAN am: 4ca02b5b04 am: 4548ea75b0 am: 6979a6cf07 am: cf6ae546ea  -s ours am: e2da404945  -s ours
am: bf88fa7980  -s ours

Change-Id: I5fa1c633fe8afada1ef6ace78e3d36bebd538ddd