clang script: Let DownloadAndUnpack() work with xz and bz2 tar archives too

Not used by anything yet.

Bug: 1261812
Change-Id: I0a0ec249091fb32bc3e87d9573c55135a35a83fb
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3655770
Commit-Queue: Hans Wennborg <hans@chromium.org>
Auto-Submit: Nico Weber <thakis@chromium.org>
Commit-Queue: Nico Weber <thakis@chromium.org>
Reviewed-by: Hans Wennborg <hans@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1005309}
NOKEYCHECK=True
GitOrigin-RevId: 816fcdbff09b7edb478fcf291ce67d6f64a0892e
1 file changed