DO NOT MERGE: Camera: Adjust pointers to ANW buffers to avoid infoleak

Subtract address of a random static object from pointers being routed
through app process.

Bug: 28466701
Change-Id: Idcbfe81e9507433769672f3dc6d67db5eeed4e04
(cherry picked from commit 79c139a492bdf2977cf07d6faaf1b0268c1026da)
5 files changed