X87: Move work to omit unnecessary ObjectLiteral stores to the numbering pass.

X87: Move work to omit unnecessary ObjectLiteral stores to the numbering pass.

port 32de677805877bbf8d697926e09c23963a27e191 (r29615)

original commit message:

    The reason is that this information will be needed to compute the number of
    vector ic slots done at numbering time.

BUG=

Committed: https://crrev.com/6b93438d518a7bf37885005a735fe4bc69bad0ab
Cr-Commit-Position: refs/heads/master@{#28715}

[chunyang.dai, 2015-06-01 06:14:20]

chunyang.dai@intel.com changed reviewers:
+ weiliang.lin@intel.com

[chunyang.dai, 2015-06-01 06:14:20]

PTAL

[Weiliang, 2015-06-01 08:21:27]

The CQ bit was checked by weiliang.lin@intel.com

[Weiliang, 2015-06-01 08:21:28]

lgtm

[commit-bot: I haz the power, 2015-06-01 08:21:41]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1165693002/1

[commit-bot: I haz the power, 2015-06-01 08:45:25]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2015-06-01 08:45:49]

Patchset 1 (id:??) landed as
https://crrev.com/6b93438d518a7bf37885005a735fe4bc69bad0ab
Cr-Commit-Position: refs/heads/master@{#28715}