* `_deprecated_function()`
* `_deprecated_argument()`
* `_deprecated_constructor()`
* `_deprecated_file()`
The error level passed is `E_USER_DEPRECATED` for the deprecated function group and `E_USER_NOTICE` for `_doing_it_wrong()`.
Props jrf.
Fixes#36561.
git-svn-id: https://develop.svn.wordpress.org/trunk@46625 602fd350-edb4-49c9-b593-d223f7449a82