move KeyUsageAllows to more logical place(part2)

move KeyUsageAllows to more logical place(part2)

move KeyUsageAllows to the class where its data is. That way the function
and its contexts is much more understandable.
This is second part, first part can be found here:
https://crrev.com/1184123007/

Committed: https://crrev.com/af8abe5441c73f0e4a97784a918f9cbdb47d1aa5
Cr-Commit-Position: refs/heads/master@{#345818}

[Olli Raula, 2015-08-11 11:44:50]

olli.raula@intel.com changed reviewers:
+ eroman@chromium.org

[eroman, 2015-08-11 17:03:20]

lgtm

[eroman, 2015-08-27 02:06:55]

I expect this can be submitted now that part 1 has landed

[Olli Raula, 2015-08-27 06:23:25]

The CQ bit was checked by olli.raula@intel.com

[Olli Raula, 2015-08-27 06:23:25]

The patchset sent to the CQ was uploaded after l-g-t-m from eroman@chromium.org
Link to the patchset: https://codereview.chromium.org/1181413009/#ps60001
(title: "Remove AUTHORS change because name is already there")

[commit-bot: I haz the power, 2015-08-27 06:23:45]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1181413009/60001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1181413009/60001

[Olli Raula, 2015-08-27 06:23:51]

Yes, thanks :)

[commit-bot: I haz the power, 2015-08-27 09:03:22]

Committed patchset #4 (id:60001)

[commit-bot: I haz the power, 2015-08-27 09:04:23]

Patchset 4 (id:??) landed as
https://crrev.com/af8abe5441c73f0e4a97784a918f9cbdb47d1aa5
Cr-Commit-Position: refs/heads/master@{#345818}