The most notable change is to add support for configuring test
presentation.

Change list:
 * https://crrev.com/c/2788979
 * https://crrev.com/c/2794800
 * https://crrev.com/c/2830173

R=tandrii, vadimsh

Change-Id: Ic38099e4748783699dcc9579cd7aa9d94918c2c1
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/tools/depot_tools/+/2842052
Auto-Submit: Weiwei Lin <weiweilin@google.com>
Reviewed-by: Vadim Shtayura <vadimsh@chromium.org>
Commit-Queue: Vadim Shtayura <vadimsh@chromium.org>