[PATCH] D59485: [ASTImporter] Add an ImportImpl method to allow customizing Import behavior.

[Raphael Isemann via Phabricator via cfe-commits]

teemperor added a comment.

I'll land this as it seems only the tests are subject to change and I want to also land the dependencies of this patch. Please let me know if you want any other changes changes to the test and thanks for the review!


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  https://reviews.llvm.org/D59485/new/

https://reviews.llvm.org/D59485