GitLab

Enable passing Web Tests

The test expectations in this change reflect tests passing
for at least the last 4 months or so. Some tests are fixing of
platform expectations so that we have at least some coverage
somewhere.

Also clarifies that some failures are Debug only.

TBR: wangxianzhu@chromium.org
Bug: 996597,1044742,796619,752449,707359,1067031,27659,1012627,973692,626703,893490,1015331,982194,363609,492664,1014421,1055943,638055

Change-Id: Iafb61836d1b2fb1ffa35dd57eb88f06b644d3043
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2448470
Commit-Queue: Stephen Chenney <schenney@chromium.org>
Reviewed-by: Xianzhu Wang <wangxianzhu@chromium.org>
Cr-Commit-Position: refs/heads/master@{#813599}