Context Navigation

Changes between Initial Version and Version 1 of Ticket #17019, comment 23

initial	v1
2	2	> To put it another way: you're moving the context check from the callback to the caller - apply_filters().
3	3	>
4		Yes, and doing so also reduces the risk of query destruction by filters which incorrectly return null. If the offending filter was added for a specific context, it will only wreck one query and not all of them.
	4	Yes, but the caller is apply_filters_ref_array().
	5
	6	And moving the context check to that caller also reduces the risk of query destruction by filters which incorrectly return null. If the offending filter was added for a specific context, it will only wreck one query and not all of them.