Mark worker-js-profile.html as flaky
Mark worker-js-profile.html as flaky

TBR=yurys
BUG=

Review URL: https://codereview.chromium.org/743023003

git-svn-id: bf5cd6ccde378db821296732a091cfbcf5285fbd@185651 bbb929c8-8fbe-4397-9dbb-9b2b20218538

primiano/blink-gitcs,primiano/blink-gitcs,primiano/blink-gitcs,primiano/blink-gitcs,primiano/blink-gitcs,primiano/blink-gitcs,primiano/blink-gitcs,primiano/blink-gitcs,primiano/blink-gitcs