Author: Zig Tan
MDL-61567 mod_resource: Implement null provider mod_resource
http://git.moodle.org/gw?p=moodle.git;a=commit;h=3810c3ad36868d98bb167998090b6bdba310224c
http://github.com/moodle/moodle/commit/3810c3ad36868d98bb167998090b6bdba310224c
+ 3.3 en [privacy:metadata,mod_resource]