Automatic update from web-platform-tests
Fix DCHECK with Text*coderStream
When write() or close() was called on a TextEncoderStream or
TextDecoderStream in a detached realm it would cause a DCHECK failure
due to the context being invalid. Check for an invalid context and throw
an exception proactively.
BUG=1395588
Change-Id: Iafab2d90a2a35da01dfd811e4d0501a2971a5db5
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4080291
Reviewed-by: Domenic Denicola <domenic@chromium.org>
Commit-Queue: Domenic Denicola <domenic@chromium.org>
Auto-Submit: Adam Rice <ricea@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1084191}
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wpt-commits: 0c1b9d1622ae0f27f82d7f7d7a1e9e69d410a3ca
wpt-pr: 37336
