GitLab

The following supressions are no longer needed:
bug_180381
bug_184264
bug_222363
bug_222898
bug_224747
bug_225596

BUG=180381,184264,222363,222898,224747,225596
TBR=groby@chromium.org
NOTRY=true

Review URL: https://codereview.chromium.org/585783002

Cr-Commit-Position: refs/heads/master@{#295650}