Revert "[flatfish]frameworks/native patches"

This reverts commit 13a4bb91d2966b5fa3268c6dff02a5efbd804d6a.
Revert "[flatfish]hardware/libhardware patches"

This reverts commit 8ad3bd1e2becf27612c1ccb3fe363b7fee50f43a.
Revert "[flatfish]remove libbt"

This reverts commit 5fb7d38f0b4d7fcaeff1f06bf6ec54aecf524a86.
Revert "[flatfish]Bug 947956 - [Camera] Support camera.sensorAngle"

This reverts commit c40190fa06ca9268da46f730e65f79edc75990f8.