[Webkit-unassigned] [Bug 229146] New: [Win10 wk1 Release] http/tests/security/contentSecurityPolicy/worker-blob-inherits-csp-importScripts-redirect-cross-origin-blocked.html is a flaky failure

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=229146

            Bug ID: 229146
           Summary: [Win10 wk1 Release]
                    http/tests/security/contentSecurityPolicy/worker-blob-
                    inherits-csp-importScripts-redirect-cross-origin-block
                    ed.html is a flaky failure
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: DOM
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: ehutchison at apple.com

http/tests/security/contentSecurityPolicy/worker-blob-inherits-csp-importScripts-redirect-cross-origin-blocked.html

is a flaky failure on Win10 wk1 release.

History: https://results.webkit.org/?suite=layout-tests&test=http/tests/security/contentSecurityPolicy/worker-blob-inherits-csp-importScripts-redirect-cross-origin-blocked.html

Results: https://build.webkit.org/results/Apple-Win-10-Release-Tests/r281067%20(2053)/results.html

Diff:
--- /home/buildbot/worker/win10-release-tests/build/layout-test-results/http/tests/security/contentSecurityPolicy/worker-blob-inherits-csp-importScripts-redirect-cross-origin-blocked-expected.txt
+++ /home/buildbot/worker/win10-release-tests/build/layout-test-results/http/tests/security/contentSecurityPolicy/worker-blob-inherits-csp-importScripts-redirect-cross-origin-blocked-actual.txt
@@ -1,3 +1,3 @@
 This tests that the Content Security Policy of the parent origin (this page) blocks a Web Worker from importing a script from a different origin, not listed in script-src, through a redirect.

-PASS threw exception NetworkError: Blocked by Content Security Policy..
+PASS threw exception NetworkError: Load failed.

Issue appears to have been introduced between r281012 and r281056, inclusive.

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