Point revision URL links to Gitiles.
Point revision URL links to Gitiles.

Github repo is stale currently, it makes "Server <version>" links to 404.

R=d2bf0fc09b08f7b0888b3ddab32b3e89c7122c8b@chromium.org

Change-Id: I92d7a716a5d948e5b2eefbb1fef93de072c03c40
Reviewed-on: https://chromium-review.googlesource.com/611652
Reviewed-by: Marc-Antoine Ruel <d2bf0fc09b08f7b0888b3ddab32b3e89c7122c8b@chromium.org>
Commit-Queue: Marc-Antoine Ruel <d2bf0fc09b08f7b0888b3ddab32b3e89c7122c8b@chromium.org>

luci/luci-py,luci/luci-py,luci/luci-py,luci/luci-py