Add UI test for Dromaeo benchmark.

That required minor modification of Dromaeo benchmark to enable automation.

BUG=none
TEST=none

Committing for Anton Muhin (antonm@chromium.org).

Review URL: http://codereview.chromium.org/274020


Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src
Cr-Mirrored-Commit: 19783666440e33def6a060a558a661be245d8144
2 files changed