[ macOS / iOS ] storage/indexeddb/result-request-cycle.html is a flaky failure

[Truitt Savell]

storage/indexeddb/result-request-cycle.html

This test seems to have begun failing around r256598

Reproduces with:
run-webkit-tests --iterations 2000 --exit-after-n-failures 1 --exit-after-n-crashes-or-timeouts 1 --debug-rwt-logging --no-retry --force --no-build -f storage/indexeddb/result-request-cycle.html

History:
https://results.webkit.org/?suite=layout-tests&test=storage%2Findexeddb%2Fresult-request-cycle.html&platform=mac

Diff:
--- /Volumes/Data/slave/catalina-release-tests-wk2/build/layout-test-results/storage/indexeddb/result-request-cycle-expected.txt
+++ /Volumes/Data/slave/catalina-release-tests-wk2/build/layout-test-results/storage/indexeddb/result-request-cycle-actual.txt
@@ -32,9 +32,10 @@
 PASS resultObservation.wasCollected is false
 result = null
 gc()
-PASS getRequestObervation.wasCollected is true
-PASS resultObservation.wasCollected is true
+FAIL getRequestObervation.wasCollected should be true. Was false.
+FAIL resultObservation.wasCollected should be true. Was false.
 PASS successfullyParsed is true
+Some tests failed.
 
 TEST COMPLETE

[Radar WebKit Bug Importer]

<rdar://problem/61790508>

[Truitt Savell]

I was able to bisect this down to r259554

[Keith Miller]

This failure is because the test is not correct. In the future if you see GC tests like this failing, before bisecting feel free to ask me or someone else on JSC if the test makes sense first.

[Ryan Haddad]

Marked test as flaky in https://trac.webkit.org/changeset/260867/webkit