Use a wrapper for SkDebugf in SkCodec.

Use a wrapper for SkDebugf in SkCodec.

It can be silenced or not with one flag.
Always print when building for the android framework.

Also remove the meaningless define of override to override.

BUG=skia:3257
Committed: https://skia.googlesource.com/skia/+/230d4ac7013f79a3e79efd4452d7fa5c3f508660

[scroggo, 2015-03-26 14:10:10]

scroggo@google.com changed reviewers:
+ msarett@google.com

[scroggo, 2015-03-26 14:10:16]

The CQ bit was checked by scroggo@google.com

[commit-bot: I haz the power, 2015-03-26 14:10:24]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1032093004/1

[commit-bot: I haz the power, 2015-03-26 14:10:25]

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 2015-03-26 20:10 UTC

[msarett, 2015-03-26 14:12:25]

lgtm

Glad we've got this now!

[commit-bot: I haz the power, 2015-03-26 14:15:59]

Committed patchset #1 (id:1) as
https://skia.googlesource.com/skia/+/230d4ac7013f79a3e79efd4452d7fa5c3f508660