Set the ttcIndex on Mac onOpenStream.

Set the ttcIndex on Mac onOpenStream.

Since on Mac onOpenStream always creates a new stream of a
non-collection font, be sure the out ttcIndex is always set to 0.

Committed: https://skia.googlesource.com/skia/+/b3310c222104d9234970c684d2b88b13038db7f0

[bungeman-skia, 2015-03-02 16:17:17]

bungeman@google.com changed reviewers:
+ reed@google.com

[bungeman-skia, 2015-03-02 16:36:57]

The CQ bit was checked by bungeman@google.com

[commit-bot: I haz the power, 2015-03-02 16:37:12]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/975473002/1

[commit-bot: I haz the power, 2015-03-02 16:37:12]

Note for Reviewers:
The CQ is waiting for an approval.
If you believe that the CL is not ready yet, or if you would like to L-G-T-M
with comments then please uncheck the CQ checkbox.

Waiting for LGTM from valid reviewer(s) till 2015-03-02 22:37 UTC

[bungeman-skia, 2015-03-02 16:56:47]

bungeman@google.com changed reviewers:
+ mtklein@google.com

[reed1, 2015-03-02 17:04:39]

lgtm

[commit-bot: I haz the power, 2015-03-02 17:05:40]

Committed patchset #1 (id:1) as
https://skia.googlesource.com/skia/+/b3310c222104d9234970c684d2b88b13038db7f0