merge_pr_19537
Because there are no ways to check console warnings from JavaScript. Bug: 990561 Change-Id: I5f3827c4383e35c74521148aa2e3b912b52a5f13 Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1843507 Commit-Queue: Hiroshige Hayashizaki <[email protected]> Reviewed-by: Domenic Denicola <[email protected]> Cr-Commit-Position: refs/heads/master@{#706592}