Reland "Enable loads and stores to global vars through property cell shortcuts installed into paren…

Reland "Enable loads and stores to global vars through property cell shortcuts installed into parent script context."

Committed: https://crrev.com/48584df5ed97e2cdec1b4900f783c47adc3a3d32
Cr-Commit-Position: refs/heads/master@{#29670}

[Igor Sheludko, 2015-07-15 08:45:17]

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

[Igor Sheludko, 2015-07-15 08:45:17]

PTAL, 2nd attempt.

[Toon Verwaest, 2015-07-15 08:51:37]

lgtm

[Igor Sheludko, 2015-07-15 08:51:54]

The CQ bit was checked by ishell@chromium.org

[commit-bot: I haz the power, 2015-07-15 08:52:01]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1237043006/1

[commit-bot: I haz the power, 2015-07-15 08:53:20]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-07-15 08:53:38]

Patchset 1 (id:??) landed as
https://crrev.com/48584df5ed97e2cdec1b4900f783c47adc3a3d32
Cr-Commit-Position: refs/heads/master@{#29670}

[Igor Sheludko, 2015-07-17 13:30:33]

A revert of this CL (patchset #1 id:1) has been created in
https://codereview.chromium.org/1238163002/ by ishell@chromium.org.

The reason for reverting is: chromium:510738, chromium:510911.