frameworks/av: Use direct project pathmap

Change-Id: I393c83dc3c7dad3a0bfd69233361583021b9fa00
camera: Fix inclusion of CameraParametersExtra.h

* Needs to be enclosed in "" in order to be properly picked
  up from device path.

Change-Id: I5deddb0dead4e7694d400078a58c4774961d3240
audioflinger: fix duplicating thread output buffers clear

Also clear mix buffer in DuplicatingThread::threadLoop_mix()
instead of just sink buffer when output threads are not
ready.

Bug: 18262127.
Change-Id: I4c22bbeaccdcc8d7c10c5882dde3439eb73d6ede
(cherry picked from commit 02b5708776ba2a9b4ff8c09008483aef7dbe38c7)
Merge branch 'cm-12.0' into mkl