Introduce shard storage to auto-index.

Reviewers: sammccall, ioeric

Subscribers: ilya-biryukov, jkorous, arphaman, cfe-commits

Differential Revision: https://reviews.llvm.org/D54269

git-svn-id: https://llvm.org/svn/llvm-project/clang-tools-extra/trunk@346938 91177308-0d34-0410-b5e6-96231b3b80d8
3 files changed