LP64 fixes for camera_metadata.

camera_metadata packets are transferred across process
boundaries with Parcel::readBlob / Parcel::writeBlob calls
so we should make sure they have a consistent layout across
32 and 64 bit processes. In this change :

- Replace size_t members with uint32_t members.
- Remove the "void*" user pointer which is no longer required

(cherry picked from commit 21532655a531cf1168f10b8b974e2cef3061dd91)

Change-Id: Iae8d169c8ab4e708128531e09dbe140c3f3b395a
3 files changed
tree: 3ec27343c7484d1b916dca78271b0a7a2eb17e9a
  1. audio_effects/
  2. audio_route/
  3. audio_utils/
  4. camera/
  5. CleanSpec.mk