Android 9.0.0 Release 16 (PQ1A.181105.017.A1)
Rebase gemmlowp to ecae4d1 am: 7d0d5a611e am: 9fa88931b4
am: 1f4ec3258f

Change-Id: Icb9df1558e7d87c03080597ffbb5a6212817cba6