Ojan Vafai b139ec4316 Delete remaining masks dead code.
Removes the straggling code related to masks now that
we've removed the CSS properties.

R=esprehn@chromium.org

Review URL: https://codereview.chromium.org/893093002
2015-02-03 13:56:34 +11:00
..
2015-01-29 13:23:45 -08:00
2015-02-03 13:56:34 +11:00
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