Chris Bieneman 5b5329bd41 [NFC] Make MultiplexExternalSemaSource own sources
This change refactors the MuiltiplexExternalSemaSource to take ownership
of the underlying sources. As a result it makes a larger cleanup of
external source ownership in Sema and the ChainedIncludesSource.

Reviewed By: aaron.ballman, aprantl

Differential Revision: https://reviews.llvm.org/D133158
2022-09-02 13:57:39 -05:00
..
2022-08-01 13:13:18 -04:00
2022-08-14 16:25:39 -07:00