GitLab

Replace a TODO comment with a bit of information about cross-browser
compatibility of the character encoding used in HTTP Basic credentials.

Change-Id: I91160cd3c1d7401044fddd7a03c7a42d71bb4f05
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2453470Reviewed-by: Eric Roman <eroman@chromium.org>
Commit-Queue: Eric Lawrence [MSFT] <ericlaw@microsoft.com>
Cr-Commit-Position: refs/heads/master@{#814455}