Add prelog flag to DM

Add prelog flag to DM

Committed: https://skia.googlesource.com/skia/+/821e10ed41394adbdcd989ea9b32b059042cf0e9

[bsalomon, 2015-06-04 20:23:00]

bsalomon@google.com changed reviewers:
+ joshualitt@google.com

[bsalomon, 2015-06-04 20:23:04]

The CQ bit was checked by bsalomon@google.com

[commit-bot: I haz the power, 2015-06-04 20:23:38]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1158263004/1

[commit-bot: I haz the power, 2015-06-04 20:23:40]

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 2015-06-05 02:23 UTC

[joshualitt, 2015-06-04 20:43:30]

On 2015/06/04 20:23:40, commit-bot: I haz the power wrote:
> 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 2015-06-05 02:23 UTC

lgtm

[commit-bot: I haz the power, 2015-06-04 21:15:36]

Committed patchset #1 (id:1) as
https://skia.googlesource.com/skia/+/821e10ed41394adbdcd989ea9b32b059042cf0e9

[bsalomon, 2015-06-29 21:33:03]

Patchset #2 (id:20001) has been deleted