Test expectations: several hidpi tests are timing out or failing.
Test expectations: several hidpi tests are timing out or failing.

Probably because running the tests in content shell is slower.

BUG=238858
TBR=jochen

Review URL: https://codereview.chromium.org/16042003

git-svn-id: bf5cd6ccde378db821296732a091cfbcf5285fbd@151210 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