For less flaky tests, memory cache should be cleared in DumpRenderTree after every test. Bug #93195 is a work-in-progress for Chromium and Mac DumpRenderTrees and the WebKitTestRunner. EFL DumpRenderTree is already doing this, it was handled in bug #85609.
Created attachment 160751 [details] Patch
Comment on attachment 160751 [details] Patch Clearing flags on attachment: 160751 Committed r126846: <http://trac.webkit.org/changeset/126846>
All reviewed patches have been landed. Closing bug.