Merge branch 'stable-3.4' into stable-3.5

* stable-3.4:
  Adapt to new ProjectCache interface

Depends-On: https://gerrit-review.googlesource.com/c/gerrit/+/324619
Change-Id: I0bb21fd8c29337b53643fd31959ec891ded23d2e
tree: bc532d81d2bf7b642ac2d3e6b414a0c177ec3b39
  1. src/
  2. BUILD
  3. LICENSE