Use centralIdsFromNames() method to get central ids.
Use centralIdsFromNames() method to get central ids.

The centralIdsFromNames() includes optimizations and error checking
that was not in the original version.

Bug: T178313
Change-Id: I3d6334f2e81f3cee66b36690734f70958fdcefdb

wikimedia/mediawiki-extensions-Echo,wikimedia/mediawiki-extensions-Echo,wikimedia/mediawiki-extensions-Echo,wikimedia/mediawiki-extensions-Echo