Follows-up b36d883.
By far most data providers are static (and PHPUnit expects them
to be static and calls them that way).
Most of these classes already had their data providers static
but additional commits sloppily introduced non-static ones.
* ResourceLoaderWikiModuleTest, 8968d8787f.
* TitleTest, 545f1d3a73.
Odd unused method 'dataTestIsValidMoveOperation' was introduced
in 550b878e63.
* GlobalVarConfigTest, a3e18c3670.
Change-Id: I5da99f7cd3da68c550ae507ffe1f725d31e7666f
This adds a new generic library class IPSet, which precomputes
a reasonably-efficient data structure from the input list of
addresses and CIDR net/mask specs for fast runtime matching,
and then uses it to check trusted XFF-setters.
See also: 32b4f19f173fc5cff1029eedee63a39a2d72dd3a
Bug: 57021
Change-Id: Ia3b12fb90c3e7e492374a128943b014481cc2730
