Revert "libstagefright: Add legacy LPAPlayer"

This reverts commit fe0cd1dde20385f0b31c14866691858f0ebe42ab.
Revert "libstagefright: Add support for custom LPA buffer size"

This reverts commit 35d6943b72c58930ba0e9c02395341d2efe31fd3.
Revert "frameworks/av: Fix errors from upstream CAF merge"

This reverts commit 3e187eb0f732468c44dfce048fb0dc38a5ac6c4a.
Revert "frameworks/av: Add ifdefs for QCOM_HARDWARE features"

This reverts commit 8d420edd32ee8020e5902ae64a9642b666d94312.
Revert "frameworks/av: Fixup after squashed commit of CAF media features"

This reverts commit 0e1608f270a37db756258dd9d9234d6da54bd297.
Revert "frameworks/av: Squashed commit of media features from CAF"

This reverts commit 601e9b5afda42a19bfebf71f4bf3e4a30b01bb75.