Turn back on image and subset sources now that they're blacklisted on Android.

Turn back on image and subset sources now that they're blacklisted on Android.

To land after https://codereview.chromium.org/850403002/

NOTREECHECKS=true

BUG=skia:3255
Committed: https://skia.googlesource.com/skia/+/e1315526cdec7ab08b0a2940f449dd7e1c9173ff

[mtklein, 2015-01-15 21:49:58]

The CQ bit was checked by mtklein@google.com

[commit-bot: I haz the power, 2015-01-15 21:50:15]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/857483003/1

[commit-bot: I haz the power, 2015-01-15 21:50:16]

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 2015-01-16 03:50 UTC

[mtklein, 2015-01-15 21:50:45]

The CQ bit was unchecked by mtklein@google.com

[mtklein, 2015-01-15 21:55:47]

The CQ bit was checked by mtklein@google.com

[mtklein, 2015-01-15 21:56:17]

The CQ bit was unchecked by mtklein@google.com

[mtklein, 2015-01-15 21:56:20]

The CQ bit was checked by mtklein@google.com

[commit-bot: I haz the power, 2015-01-15 21:56:25]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/857483003/1

[commit-bot: I haz the power, 2015-01-15 21:56:26]

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 2015-01-16 03:56 UTC

[mtklein, 2015-01-15 21:56:44]

lgtm

[commit-bot: I haz the power, 2015-01-15 21:58:59]

Committed patchset #1 (id:1) as
https://skia.googlesource.com/skia/+/e1315526cdec7ab08b0a2940f449dd7e1c9173ff