Remove tests that are no longer flaky.
Remove tests that are no longer flaky.

This side of the yak is shaved.

BUG=307570
R=tony

Review URL: https://codereview.chromium.org/37513003

git-svn-id: bf5cd6ccde378db821296732a091cfbcf5285fbd@160370 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