add transitions for global properties in ics

add transitions for global properties in ics

R=verwaest@chromium.org

BUG=

Committed: https://crrev.com/307d2bdd8145b2aa1207ed846f49dfa6c90d93c4
Cr-Commit-Position: refs/heads/master@{#26569}

[dcarney, 2015-02-10 11:37:21]

dcarney@chromium.org changed reviewers:
+ verwaest@chromium.org

[dcarney, 2015-02-10 11:37:27]

ptal

[Toon Verwaest, 2015-02-10 14:34:45]

lgtm

[dcarney, 2015-02-10 15:25:33]

New patchsets have been uploaded after l-g-t-m from verwaest@chromium.org

[dcarney, 2015-02-10 20:46:14]

please look again, i think i have all the type nonsense sorted.  the problem was
that EnsurePropertyCell was typing the cell as the hole, which meant setting it
the first time turned it into a type::any(), which is bad for any number of
reasons

[dcarney, 2015-02-11 08:43:57]

The CQ bit was checked by dcarney@chromium.org

[commit-bot: I haz the power, 2015-02-11 08:44:23]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/911713003/140001

[commit-bot: I haz the power, 2015-02-11 09:15:24]

Committed patchset #9 (id:140001)

[commit-bot: I haz the power, 2015-02-11 09:15:42]

Patchset 9 (id:??) landed as
https://crrev.com/307d2bdd8145b2aa1207ed846f49dfa6c90d93c4
Cr-Commit-Position: refs/heads/master@{#26569}