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This is a reland of 077d63da

- Add missing test expections

Original change's description:
> [blink] Fix top-level-await error reporting
>
> - Enable tests with TLA enabled
> - Fix top-level error reporting with TLA
>
> Based on the discussions on the spec, we fire error events on rejection
> of the result promise:
> https://github.com/whatwg/html/pull/4352#discussion_r435178136
>
> Bug: 1022182, 1096455c, 1127215, v8:9344
> Change-Id: I16e83cb4e279c1e44be7fa70a51a103ee94aacc3
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2228881
> Commit-Queue: Camillo Bruni <cbruni@chromium.org>
> Reviewed-by: Hiroshige Hayashizaki <hiroshige@chromium.org>
> Reviewed-by: Kouhei Ueno <kouhei@chromium.org>
> Reviewed-by: Dominic Farolino <dom@chromium.org>
> Reviewed-by: Domenic Denicola <domenic@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#806593}

TBR=kouhei@chromium.org

Bug: 1022182
Bug: 1096455c
Bug: 1128296
Bug: 1127215
Bug: v8:9344
Change-Id: Icecaccf34efc4354e0faac362da6f6cbdd49f50d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2410075Reviewed-by: Dominic Farolino <dom@chromium.org>
Commit-Queue: Dominic Farolino <dom@chromium.org>
Cr-Commit-Position: refs/heads/master@{#808128}