Merge remote-tracking branch 'aosp/upstream' into update

* aosp/upstream:
  Avoid exiting with errors in bpglob
  Correctly report errors in bpfmt
  Report creating modules in errors on created modules
  Move module and singleton godoc from the implementation to the interface
  Consolidate mutator contexts
  Fix panic message in SingletonContext.VisitAllModules
  Simplify pathtools.Match
  Add more pathtools.Match test cases
  Fix Ninja build system site link

Fixes: 113069050
Test: m checkbuild
Change-Id: I23e6d84e496a73bc3c9375f71f22d769dabe23e7