FPII-2921 :Elevation of privilege vulnerability in SurfaceFlinger CVE-2017-0546 A-32628763

Fix security vulnerability

Test: hammerhead
Bug: 32628763
Change-Id: I19a81b63fffee8f323a5925c7e8633fbd640b91c
(cherry picked from commit 2ae83f4f628d4da96f363d0668380ba1f753b867)
1 file changed