Update platform from Jetpack.

Included changes:
* b2c0825: Unhide builders for AppSearch objects to facilitate testing.
* dde789a: Expose Builders for SearchResult and MatchInfo.

Bug: 180143983
Bug: 177954902
Test: Presubmit
Change-Id: Idcb8d2a6ad6743453d68a844d53219531d0f52b9
2 files changed