md-5/SpecialSource — pull request #17 by Kobata (2014-06-02 01:13:34+00:00)
Title: Merging two AccessChanges should merge their visibility.

Previously a merge would ignore visibility changes entirely, now it merges them as in apply.

It looks like this was forgotten in 0f3edc778edb4765a0a5931baf23e4999c9f8267.