WPT import https://crrev.com/c/971624 introduced new failures in external/wpt/streams:

List of new failures:
external/wpt/streams/readable-byte-streams/general.serviceworker.https.html new failing tests: https://crrev.com/c/971624/4/third_party/WebKit/LayoutTests/external/wpt/streams/readable-byte-streams/general.serviceworker.https-expected.txt
external/wpt/streams/readable-byte-streams/general.sharedworker.html new failing tests: https://crrev.com/c/971624/4/third_party/WebKit/LayoutTests/external/wpt/streams/readable-byte-streams/general.sharedworker-expected.txt
external/wpt/streams/readable-byte-streams/general.html new failing tests: https://crrev.com/c/971624/4/third_party/WebKit/LayoutTests/external/wpt/streams/readable-byte-streams/general-expected.txt
external/wpt/streams/readable-byte-streams/general.dedicatedworker.html new failing tests: https://crrev.com/c/971624/4/third_party/WebKit/LayoutTests/external/wpt/streams/readable-byte-streams/general.dedicatedworker-expected.txt

This import contains upstream changes from 31c11a7a91486a50fceaa68f3773a5b915e8824d to 4d10320c4970e1d8f3f64aac9fecde03ee0ae87e:
No longer allow Chrome stability check to fail: https://github.com/w3c/web-platform-tests/commit/4d10320c4970e1d8f3f64aac9fecde03ee0ae87e
Indexed DB: Consolidate window/worker IDL tests into any.js: https://github.com/w3c/web-platform-tests/commit/dacfb4465c26ab8ee6e1e618671b38905b50c02e
Stop using wrappedJSObject in marionette executor (#10041): https://github.com/w3c/web-platform-tests/commit/e04e71fefa3c8d0324e5ab12b9ddcf569e134505
ReadableStream: Readable byte stream must call pull if needed after receiving new chunk (#10018): https://github.com/w3c/web-platform-tests/commit/6e1b5f44943705380487dc73b96b4c959487ee4d [affecting this directory]