Clang build.py: Add TODO about using urllib again

Bug: 897796, 965937
Change-Id: Ie20a43b1b7cd46574a9940ae5e3f8c6555e7c76b
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1624570
Commit-Queue: Hans Wennborg <hans@chromium.org>
Auto-Submit: Hans Wennborg <hans@chromium.org>
Reviewed-by: Nico Weber <thakis@chromium.org>
Cr-Commit-Position: refs/heads/master@{#662162}
1 file changed