libstagefright_wfd: compilation fixes

* Among others, adapt to the ABuffer API changes in
  "f03606d9 Move MediaBufferXXX from foundation to libmediaextractor"

Change-Id: Ie92fc035c6430f1458d45995a5b2627d0bc75122
Signed-off-by: Vladimir Oltean <olteanv@gmail.com>
Signed-off-by: DennySPb <dennyspb@gmail.com>

libstagefright_wfd: Adapt to A11 changes

Change-Id: I69f13c93a68b1ad60e085000361331a3fdc98049
Signed-off-by: DennySPb <dennyspb@gmail.com>

libstagefright: Remove libmediaextractor dependency

Change-Id: Ifb564aafcf6f9bd45010500a589050b6577c0f7a
Signed-off-by: DennySPb <dennyspb@gmail.com>

Remove libmediaextractor dependency from libstagefright_wfd

Change-Id: I3d417d2f2ce468eb9d45f55f7818bb9a46348667
Signed-off-by: DennySPb <dennyspb@gmail.com>

libstagefright_wfd: Log MediaExtractor entry point to MediaMetrics

Change-Id: Ic8fac2cd5ee4d3bb59804e69efc1d5c482aa2417

Change-Id: Ie92fc035c6430f1458d45995a5b2627d0bc75122