Fix SELinux "could not set" errors.

A previous commit reverted us back to using file_contexts
instead of genfs_contexts but did not remove the new
genfs_contexts rules, which caused this problem.

Bug: 62901680
Test: Verified that the errors do not apepar and that wifi
and traceur work.

Change-Id: Ic0078dc3a2a9d3d35a10599239fdf9fa478f1e2b

private/genfs_contexts

@@ -65,48 +65,6 @@ genfscon sysfs /module/wlan/parameters/fwpath u:object_r:sysfs_wlan_fwpath:s0
 genfscon sysfs /devices/virtual/timed_output/vibrator/enable u:object_r:sysfs_vibrator:s0
 
 genfscon debugfs /mmc0                   u:object_r:debugfs_mmc:s0
-genfscon debugfs /tracing                u:object_r:debugfs_tracing:s0
-genfscon debugfs /tracing/instances      u:object_r:debugfs_tracing_instances:s0
-genfscon tracefs /instances              u:object_r:debugfs_tracing_instances:s0
-genfscon debugfs /tracing/instances/wifi u:object_r:debugfs_wifi_tracing:s0
-genfscon tracefs /instances/wifi         u:object_r:debugfs_wifi_tracing:s0
-genfscon debugfs /tracing/trace_marker   u:object_r:debugfs_trace_marker:s0
-genfscon tracefs /trace_marker           u:object_r:debugfs_trace_marker:s0
-
-genfscon debugfs /tracing/events/sync/enable                         u:object_r:debugfs_tracing_debug:s0
-genfscon debugfs /tracing/events/workqueue/enable                    u:object_r:debugfs_tracing_debug:s0
-genfscon debugfs /tracing/events/regulator/enable                    u:object_r:debugfs_tracing_debug:s0
-genfscon debugfs /tracing/events/pagecache/enable                    u:object_r:debugfs_tracing_debug:s0
-genfscon debugfs /tracing/events/irq/enable                          u:object_r:debugfs_tracing_debug:s0
-genfscon debugfs /tracing/events/ipi/enable                          u:object_r:debugfs_tracing_debug:s0
-genfscon debugfs /tracing/events/f2fs/f2fs_sync_file_enter/enable    u:object_r:debugfs_tracing_debug:s0
-genfscon debugfs /tracing/events/f2fs/f2fs_sync_file_exit/enable     u:object_r:debugfs_tracing_debug:s0
-genfscon debugfs /tracing/events/f2fs/f2fs_write_begin/enable        u:object_r:debugfs_tracing_debug:s0
-genfscon debugfs /tracing/events/f2fs/f2fs_write_end/enable          u:object_r:debugfs_tracing_debug:s0
-genfscon debugfs /tracing/events/ext4/ext4_da_write_begin/enable     u:object_r:debugfs_tracing_debug:s0
-genfscon debugfs /tracing/events/ext4/ext4_da_write_end/enable       u:object_r:debugfs_tracing_debug:s0
-genfscon debugfs /tracing/events/ext4/ext4_sync_file_enter/enable    u:object_r:debugfs_tracing_debug:s0
-genfscon debugfs /tracing/events/ext4/ext4_sync_file_exit/enable     u:object_r:debugfs_tracing_debug:s0
-genfscon debugfs /tracing/events/block/block_rq_issue/enable         u:object_r:debugfs_tracing_debug:s0
-genfscon debugfs /tracing/events/block/block_rq_complete/enable      u:object_r:debugfs_tracing_debug:s0
-genfscon debugfs /tracing/saved_cmdlines_size                        u:object_r:debugfs_tracing_debug:s0
-genfscon tracefs /events/sync/enable                         u:object_r:debugfs_tracing_debug:s0
-genfscon tracefs /events/workqueue/enable                    u:object_r:debugfs_tracing_debug:s0
-genfscon tracefs /events/regulator/enable                    u:object_r:debugfs_tracing_debug:s0
-genfscon tracefs /events/pagecache/enable                    u:object_r:debugfs_tracing_debug:s0
-genfscon tracefs /events/irq/enable                          u:object_r:debugfs_tracing_debug:s0
-genfscon tracefs /events/ipi/enable                          u:object_r:debugfs_tracing_debug:s0
-genfscon tracefs /events/f2fs/f2fs_sync_file_enter/enable    u:object_r:debugfs_tracing_debug:s0
-genfscon tracefs /events/f2fs/f2fs_sync_file_exit/enable     u:object_r:debugfs_tracing_debug:s0
-genfscon tracefs /events/f2fs/f2fs_write_begin/enable        u:object_r:debugfs_tracing_debug:s0
-genfscon tracefs /events/f2fs/f2fs_write_end/enable          u:object_r:debugfs_tracing_debug:s0
-genfscon tracefs /events/ext4/ext4_da_write_begin/enable     u:object_r:debugfs_tracing_debug:s0
-genfscon tracefs /events/ext4/ext4_da_write_end/enable       u:object_r:debugfs_tracing_debug:s0
-genfscon tracefs /events/ext4/ext4_sync_file_enter/enable    u:object_r:debugfs_tracing_debug:s0
-genfscon tracefs /events/ext4/ext4_sync_file_exit/enable     u:object_r:debugfs_tracing_debug:s0
-genfscon tracefs /events/block/block_rq_issue/enable         u:object_r:debugfs_tracing_debug:s0
-genfscon tracefs /events/block/block_rq_complete/enable      u:object_r:debugfs_tracing_debug:s0
-genfscon tracefs /saved_cmdlines_size                        u:object_r:debugfs_tracing_debug:s0
 
 genfscon inotifyfs / u:object_r:inotify:s0
 genfscon vfat / u:object_r:vfat:s0