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Run the following tests on linux_chromium_chromeos_ozone_rel_ng:
1. mus_demo_unittests
2. views_mus_interactive_ui_tests
3. views_mus_unittests

BUG=642433,611473

Review-Url: https://codereview.chromium.org/2478633003
Cr-Commit-Position: refs/heads/master@{#430294}