Reduce bypass duration on 407 auth failures

With network-servicification, 407 failures bypass the proxy for a random duration of
1-5 minutes, which leads to drop in data saver usage. This CL reduces that bypass
duration. This CL also reduces initial delay for fetching the client config.

Bug: 945419
Change-Id: Ifc297a3ee7b681e76ce752612a6b05feba642ce8
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1539210
Reviewed-by: Tarun Bansal <tbansal@chromium.org>
Commit-Queue: rajendrant <rajendrant@chromium.org>
Cr-Original-Commit-Position: refs/heads/master@{#644642}(cherry picked from commit 43fd4036df2f25dc0e44225a4c18fc931e0e0665)
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1548235
Reviewed-by: rajendrant <rajendrant@chromium.org>
Cr-Commit-Position: refs/branch-heads/3729@{#588}
Cr-Branched-From: d4a8972e30b604f090aeda5dfff68386ae656267-refs/heads/master@{#638880}
3 files changed