http/tests/cache/subresource-failover-to-network.html is Flaky on Windows

[Brian Weinstein]

This test is flaky on Windows, and has been since it was first added to the repository. All of the loads appear to be happening, but sometimes:

http://127.0.0.1:8000/cache/resources/subresource-failover-to-network.cgi - didFinishLoading

Happens before:

main frame - didFinishDocumentLoadForFrame
main frame - didHandleOnloadEventsForFrame
main frame - didFinishLoadForFrame

Instead of after.

Here is a log of the test in the way it fails:

http://build.webkit.org/results/Windows%20Debug%20(Tests)/r51558%20(7055)/http/tests/cache/subresource-failover-to-network-pretty-diff.html

[Darin Fisher (:fishd, Google)]

This test is also flaky for the chromium bots:
http://src.chromium.org/viewvc/chrome/trunk/src/webkit/tools/layout_tests/flakiness_dashboard.html#tests=subresource-failover-to-network

[Brian Weinstein]

Added to Windows Skipped list in r51611, make sure to take it off when the test is deflakified.

[Darin Fisher (:fishd, Google)]

Created attachment 44431 [details]
v1 patch: rewrite the test to avoid dump{Frame,Resource}LoadCalllbacks

[WebKit Review Bot]

style-queue ran check-webkit-style on attachment 44431 [details] without any errors.

[Darin Fisher (:fishd, Google)]

Landed as http://trac.webkit.org/changeset/51798

I also unskipped this test on platform/win.