Revert of [strong] Implement strong mode restrictions on property access

Revert of [strong] Implement strong mode restrictions on property access (patchset #23 id:460001 of https://codereview.chromium.org/1168093002/)

Reason for revert:
Speculative revert, maybe breaks GC-stress

http://build.chromium.org/p/client.v8/builders/V8%20Linux64%20GC%20Stress%20-%20custom%20snapshot/builds/808

Original issue's description:
> [strong] Implement strong mode restrictions on property access
>
> Implements the strong mode proposal's restrictions on property access.
>
> To be fully explored in a followup: proxies, interceptors, access checks, load from super
>
> BUG=v8:3956
> LOG=N
>
> Committed: https://crrev.com/85dbfb9a389e7b21bd2a63862202ee97fc5d7982
> Cr-Commit-Position: refs/heads/master@{#29109}

TBR=rossberg@chromium.org,mvstanton@chromium.org,mstarzinger@chromium.org,verwaest@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=v8:3956
Committed: https://crrev.com/407657b706711fd5f8d417841e24b284886f3776
Cr-Commit-Position: refs/heads/master@{#29115}

[conradw, 2015-06-18 13:24:20]

Created Revert of [strong] Implement strong mode restrictions on property access

[commit-bot: I haz the power, 2015-06-18 13:24:29]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1189153002/1

[commit-bot: I haz the power, 2015-06-18 13:24:31]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2015-06-18 13:24:33]

No LGTM from a valid reviewer yet. Only full committers are accepted.
Even if an LGTM may have been provided, it was from a non-committer,
_not_ a full super star committer.
See http://www.chromium.org/getting-involved/become-a-committer
Note that this has nothing to do with OWNERS files.

[rossberg, 2015-06-18 13:25:18]

lgtm

[conradw, 2015-06-18 13:39:18]

The CQ bit was checked by conradw@chromium.org

[commit-bot: I haz the power, 2015-06-18 13:39:28]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1189153002/1

[commit-bot: I haz the power, 2015-06-18 13:40:16]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-06-18 13:40:30]

Patchset 1 (id:??) landed as
https://crrev.com/407657b706711fd5f8d417841e24b284886f3776
Cr-Commit-Position: refs/heads/master@{#29115}

[conradw, 2015-06-18 16:21:24]

A revert of this CL (patchset #1 id:1) has been created in
https://codereview.chromium.org/1185343005/ by conradw@chromium.org.

The reason for reverting is: Issue was ultimately caused/fixed by
https://codereview.chromium.org/1194673002/.