GitLab

Dbus, which we use to communicate with KWallet, requires to be called
on a dedicated thread.

Bug: 782851
Change-Id: I7c55c0c6cec03d3cf688b6f1ad60326e4d5f417f
Reviewed-on: https://chromium-review.googlesource.com/803481
Commit-Queue: Christos Froussios <cfroussios@chromium.org>
Reviewed-by: Lei Zhang <thestig@chromium.org>
Reviewed-by: Vaclav Brozek <vabr@chromium.org>
Cr-Commit-Position: refs/heads/master@{#520980}