I opened this bug report:
https://bugzilla.redhat.com/show_bug.cgi?id=1360905

but was wondering if anyone else had seen this behavior.  I have selinux disabled, but when
installing chromium, I get deluged with these errors:

SELinux: Could not downgrade policy file /etc/selinux/targeted/policy/policy.30, searching for an older version. 
SELinux: Could not open policy file <= /etc/selinux/targeted/policy/policy.30: No such file or directory /sbin/load_policy: Can't load policy: No such file or directory libsemanage.semanage_reload_policy: load_policy returned error code 2. (No such file or directory). 
SELinux: Could not downgrade policy file /etc/selinux/targeted/policy/policy.30, searching for an older version. 
SELinux: Could not open policy file <= /etc/selinux/targeted/policy/policy.30: No such file or directory /sbin/load_policy: Can't load policy: No such file or directory libsemanage.semanage_reload_policy: load_policy returned error code 2. (No such file or directory). FileNotFoundError: [Errno 2] No such file or directory 
SELinux: Could not downgrade policy file /etc/selinux/targeted/policy/policy.30, searching for an older version. 
SELinux: Could not open policy file <= /etc/selinux/targeted/policy/policy.30: No such file or directory /sbin/load_policy: Can't load policy: No such file or directory libsemanage.semanage_reload_policy: load_policy returned error code 2. (No such file or directory). 
SELinux: Could not downgrade policy file /etc/selinux/targeted/policy/policy.30, searching for an older version. 
SELinux: Could not open policy file <= /etc/selinux/targeted/policy/policy.30: No such file or directory /sbin/load_policy: Can't load policy: No such file or directory libsemanage.semanage_reload_policy: load_policy returned error code 2. (No such file or directory). FileNotFoundError: [Errno 2] No such file or directory 
SELinux: Could not downgrade policy file /etc/selinux/targeted/policy/policy.30, searching for an older version. 
SELinux: Could not open policy file <= /etc/selinux/targeted/policy/policy.30: No such file or directory /sbin/load_policy: Can't load policy: No such file or directory libsemanage.semanage_reload_policy: load_policy returned error code 2. (No such file or directory). 
SELinux: Could not downgrade policy file /etc/selinux/targeted/policy/policy.30, searching for an older version. 
SELinux: Could not open policy file <= /etc/selinux/targeted/policy/policy.30: No such file or directory /sbin/load_policy: Can't load policy: No such file or directory libsemanage.semanage_reload_policy: load_policy returned error code 2. (No such file or directory). FileNotFoundError: [Errno 2] No such file or directory