Revert "Fix security_binder_transfer_binder hook."

This reverts commit 66eb27ffedc33aa68ab0f96e0256d2cc56d06f98.
Revert "Do not apply permission checks to private files."

This reverts commit a38913ef8c48ead99bec5519ef3caa6bd1fe5d09.
Revert "Add permission checking for binder IPC."

This reverts commit 83f50e3b34b72f751e38428195d1cc9c0a43c40f.
Revert "Enabled SELinux Security"

This reverts commit 2ff3ed330225b5260926ca4b2b1e243c84f6826d.
Revert "Do not ratelimit audit messages. We want to see them all."

This reverts commit a6845663866f4cc264e0b816c2b0093cec8830dc.
Revert "yaffs: set security attribute at file creation"

This reverts commit a96874dc055e40f4f30a04de81164f046187c9a9.
Revert "yaffs: fix getxattr support"

This reverts commit a421baf1170254635741c46565c7a645f1bbefc9.