cc: Add flag to use raster cheapness estimator

cc: Add flag to use raster cheapness estimator

Add a command line flag to turn on the raster job cheapness estimator.
It will be used to schedule raster jobs according to their estimated
processing cost.

BUG=173426
TBR=piman

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=180399

[nduca, 2013-02-04 11:31:19]

lgtm

[commit-bot: I haz the power, 2013-02-04 11:31:48]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/skyostil@chromium.org/12185015/1

[commit-bot: I haz the power, 2013-02-04 11:31:52]

Presubmit check for 12185015-1 failed and returned exit status 1.


Running presubmit commit checks ...

** Presubmit ERRORS **
Missing LGTM from an OWNER for files in these directories:
    content/browser/renderer_host

[nduca, 2013-02-04 11:32:27]

You can tbr=piman the render_process_host_impl.cc edit

[commit-bot: I haz the power, 2013-02-04 11:34:57]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/skyostil@chromium.org/12185015/1

[commit-bot: I haz the power, 2013-02-04 13:33:04]

Change committed as 180399