Export slimming paint runtime flag setter

Export slimming paint runtime flag setter

After this, we can set it from the command line through Chromium.

R=pdr@chromium.org

Committed: https://src.chromium.org/viewvc/blink?view=rev&revision=184485

[leviw_travelin_and_unemployed, 2014-10-27 21:47:28]

leviw@chromium.org changed reviewers:
+ abarth@chromium.org, dglazkov@chromium.org

[pdr., 2014-10-27 21:54:22]

The CQ bit was checked by pdr@chromium.org

[pdr., 2014-10-27 21:54:23]

lgtm

[commit-bot: I haz the power, 2014-10-27 21:55:35]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/684653002/20001

[commit-bot: I haz the power, 2014-10-27 22:03:52]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2014-10-27 22:03:53]

Try jobs failed on following builders:
  blink_presubmit on tryserver.blink
(http://build.chromium.org/p/tryserver.blink/builders/blink_presubmit/builds/1...)

[leviw_travelin_and_unemployed, 2014-10-27 22:14:09]

leviw@chromium.org changed reviewers:
+ eseidel@chromium.org

[leviw_travelin_and_unemployed, 2014-10-27 22:14:10]

Sadly need public web approval, which pdr lacks despite all his awesomeness.

[dglazkov, 2014-10-27 22:18:19]

The CQ bit was checked by dglazkov@chromium.org

[dglazkov, 2014-10-27 22:18:19]

lgtm

[commit-bot: I haz the power, 2014-10-27 22:19:36]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/684653002/20001

[leviw_travelin_and_unemployed, 2014-10-27 22:23:06]

Many thanks!

[commit-bot: I haz the power, 2014-10-27 23:27:06]

Committed patchset #2 (id:20001) as 184485