Remove need for options_validate to use "defaults".
The options_validate() function takes a "defaults" argument; it doesn't need to.
Now that #32175 (moved) is in, this should be much simpler than the last time I tried to do this.
The options_validate() function takes a "defaults" argument; it doesn't need to.
Now that #32175 (moved) is in, this should be much simpler than the last time I tried to do this.