clean-up unneeded code

now that we removed the notion of a "inUse" buffer in surfaceflinger
a lot of code can be simplified / removed.

noteworthy, the whole concept of "unlockClient" wrt. "compositionComplete"
is also gone.

Change-Id: I210413d4c8c0998dae05c8620ebfc895d3e6233d
1 file changed
tree: cbe9c93cd1adf5561c007dc5719a69ca3607b53f
  1. camera/
  2. cmds/
  3. drm/
  4. include/
  5. media/
  6. services/