[turbofan] Skip function entry stack check for inlinee.

[turbofan] Skip function entry stack check for inlinee.

This is currently the cleanest approach to avoid the useless stack check
during inlining. We might be able to just remove the useless stack
checks later when we have a phase that also takes care of removing
redundant stack checks on loop back edges (which we do not generate
currently).

On the other hand, the flag introduced here might be useful when
building code stubs/builtins/dom stubs using JS based DSL, because you
certainly don't want a JS-level stack check in a code stub.

R=jarin@chromium.org
BUG=v8:3952
LOG=n

Committed: https://crrev.com/4b6afb84320a91540db584a88c3fbcd818b53f57
Cr-Commit-Position: refs/heads/master@{#27058}

[Benedikt Meurer, 2015-03-09 05:53:08]

Jaro: PTAL (Michi is OK with this change, but he don't want to be the one to
review it)
Michi/Sven: FYI

[Jarin, 2015-03-09 07:17:48]

lgtm

[Benedikt Meurer, 2015-03-09 07:24:10]

The CQ bit was checked by bmeurer@chromium.org

[commit-bot: I haz the power, 2015-03-09 07:25:15]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/994433002/1

[commit-bot: I haz the power, 2015-03-09 07:29:08]

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

[commit-bot: I haz the power, 2015-03-09 07:29:08]

Failed to apply the patch.

[Benedikt Meurer, 2015-03-09 07:31:08]

Committed patchset #1 (id:1) manually as
4b6afb84320a91540db584a88c3fbcd818b53f57 (presubmit successful).

[commit-bot: I haz the power, 2015-03-09 07:31:11]

Patchset 1 (id:??) landed as
https://crrev.com/4b6afb84320a91540db584a88c3fbcd818b53f57
Cr-Commit-Position: refs/heads/master@{#27058}