Reland of "Store SharedFunctionInfos of a Script in a FixedArray indexed by their ID"

Reland of "Store SharedFunctionInfos of a Script in a FixedArray indexed by their ID"

Original CL description:
> Store SharedFunctionInfos of a Script in a FixedArray indexed by their ID
>
> Now that SharedFunctionInfos have a unique ID (and the IDs are dense),
> we can use them as an index into an array, instead of using a
> WeakFixedArray where we have to do a linear scan.
>
> Hooking up liveedit is a bit more involved, see
> https://docs.google.com/presentation/d/1FtNa3U7WsF5bPhY9uGoJG5Y9hnz5VBDabfOWpb4unWI/edit
> for an overview
>
> BUG=v8:5589
> R=verwaest@chromium.org,jgruber@chromium.org
>
> Review-Url: https://codereview.chromium.org/2547483002

BUG=v8:5589
TBR=verwaest@chromium.org,jgruber@chromium.org

Review-Url: https://codereview.chromium.org/2577063002
Cr-Commit-Position: refs/heads/master@{#41734}
Committed: https://chromium.googlesource.com/v8/v8/+/4f2cb8fe829ea84eb4920a7e3ec30bd9f3f5e7e6

[jochen (gone - plz use gerrit), 2016-12-15 16:24:45]

The CQ bit was checked by jochen@chromium.org

[commit-bot: I haz the power, 2016-12-15 16:24:50]

CQ is trying da patch. Follow status at
 
https://chromium-cq-status.appspot.com/v2/patch-status/codereview.chromium.or...

[commit-bot: I haz the power, 2016-12-15 17:19:56]

CQ is committing da patch.

Bot data: {"patchset_id": 20001, "attempt_start_ts": 1481819085985580,
"parent_rev": "c131dd9561de12eae93d3ac032414067c80f4819", "commit_rev":
"4f2cb8fe829ea84eb4920a7e3ec30bd9f3f5e7e6"}

[commit-bot: I haz the power, 2016-12-15 17:19:59]

Description was changed from

==========
Reland of "Store SharedFunctionInfos of a Script in a FixedArray indexed by
their ID"

Original CL description:
> Store SharedFunctionInfos of a Script in a FixedArray indexed by their ID
>
> Now that SharedFunctionInfos have a unique ID (and the IDs are dense),
> we can use them as an index into an array, instead of using a
> WeakFixedArray where we have to do a linear scan.
>
> Hooking up liveedit is a bit more involved, see
>
https://docs.google.com/presentation/d/1FtNa3U7WsF5bPhY9uGoJG5Y9hnz5VBDabfOWp...
> for an overview
>
> BUG=v8:5589
> R=verwaest@chromium.org,jgruber@chromium.org
>
> Review-Url: https://codereview.chromium.org/2547483002

BUG=v8:5589
TBR=verwaest@chromium.org,jgruber@chromium.org
==========

to

==========
Reland of "Store SharedFunctionInfos of a Script in a FixedArray indexed by
their ID"

Original CL description:
> Store SharedFunctionInfos of a Script in a FixedArray indexed by their ID
>
> Now that SharedFunctionInfos have a unique ID (and the IDs are dense),
> we can use them as an index into an array, instead of using a
> WeakFixedArray where we have to do a linear scan.
>
> Hooking up liveedit is a bit more involved, see
>
https://docs.google.com/presentation/d/1FtNa3U7WsF5bPhY9uGoJG5Y9hnz5VBDabfOWp...
> for an overview
>
> BUG=v8:5589
> R=verwaest@chromium.org,jgruber@chromium.org
>
> Review-Url: https://codereview.chromium.org/2547483002

BUG=v8:5589
TBR=verwaest@chromium.org,jgruber@chromium.org

Review-Url: https://codereview.chromium.org/2577063002
Cr-Commit-Position: refs/heads/master@{#41734}
Committed:
https://chromium.googlesource.com/v8/v8/+/4f2cb8fe829ea84eb4920a7e3ec30bd9f3f...
==========

[commit-bot: I haz the power, 2016-12-15 17:20:00]

Committed patchset #2 (id:20001) as
https://chromium.googlesource.com/v8/v8/+/4f2cb8fe829ea84eb4920a7e3ec30bd9f3f...