Author: Andrew Nicols
MDL-61819 editor: Implement editor null providers
http://git.moodle.org/gw?p=moodle.git;a=commit;h=b4d758c6a7ca6e25a1761d5af627d189dcfc6de4
http://github.com/moodle/moodle/commit/b4d758c6a7ca6e25a1761d5af627d189dcfc6de4
+ 3.4 en [privacy:metadata,editor_textarea]
+ 3.4 en [privacy:metadata,editor_tinymce]