[turbofan] Pass scope infos as static operator parameters.

[turbofan] Pass scope infos as static operator parameters.

This changes the operators for JSCreate[Block|Script]Context to take
their ScopeInfo as a static parameter as opposed to a value input and
in turn allows for easier access to that parameter during lowerings.

R=jarin@chromium.org

Committed: https://crrev.com/8dfe18559c730e22d02be77993a775a250178227
Cr-Commit-Position: refs/heads/master@{#31009}

[Jarin, 2015-09-29 14:44:48]

lgtm (but the microsoft compiler seems to be of different opinion).

[Michael Starzinger, 2015-09-29 15:51:07]

The CQ bit was checked by mstarzinger@chromium.org

[Michael Starzinger, 2015-09-29 15:51:07]

The patchset sent to the CQ was uploaded after l-g-t-m from jarin@chromium.org
Link to the patchset: https://codereview.chromium.org/1379593002/#ps40001
(title: "Fix Windows build.")

[commit-bot: I haz the power, 2015-09-29 15:51:22]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1379593002/40001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1379593002/40001

[commit-bot: I haz the power, 2015-09-29 15:53:15]

Committed patchset #3 (id:40001)

[commit-bot: I haz the power, 2015-09-29 15:53:40]

Patchset 3 (id:??) landed as
https://crrev.com/8dfe18559c730e22d02be77993a775a250178227
Cr-Commit-Position: refs/heads/master@{#31009}