[debugger] correctly find inner function scope.

[debugger] correctly find inner function scope.

Nested arrow functions can have the same end positions, so
the end position is unsuitable to decide whether a scope is
an inner function scope.

BUG=chromium:696202
R=jgruber@chromium.org, kozyatinskiy@chromium.org

Review-Url: https://codereview.chromium.org/2751573003
Cr-Commit-Position: refs/heads/master@{#43797}
Committed: https://chromium.googlesource.com/v8/v8/+/62b6dd194216e734bbaf98bb144a87bd149a94f5

[Yang, 2017-03-14 12:16:22]

The CQ bit was checked by yangguo@chromium.org to run a CQ dry run

[commit-bot: I haz the power, 2017-03-14 12:16:25]

Dry run: 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, 2017-03-14 12:42:58]

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

[commit-bot: I haz the power, 2017-03-14 12:42:59]

Dry run: This issue passed the CQ dry run.

[kozy, 2017-03-14 16:20:30]

lgtm

[Yang, 2017-03-14 16:33:30]

The CQ bit was checked by yangguo@chromium.org

[commit-bot: I haz the power, 2017-03-14 16:33:45]

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, 2017-03-14 16:35:19]

CQ is committing da patch.

Bot data: {"patchset_id": 1, "attempt_start_ts": 1489509210728720, "parent_rev":
"399c1c18c847364bc91e5a1fe5c9542b7ae47073", "commit_rev":
"62b6dd194216e734bbaf98bb144a87bd149a94f5"}

[commit-bot: I haz the power, 2017-03-14 16:35:25]

Description was changed from

==========
[debugger] correctly find inner function scope.

Nested arrow functions can have the same end positions, so
the end position is unsuitable to decide whether a scope is
an inner function scope.

BUG=chromium:696202
R=jgruber@chromium.org, kozyatinskiy@chromium.org
==========

to

==========
[debugger] correctly find inner function scope.

Nested arrow functions can have the same end positions, so
the end position is unsuitable to decide whether a scope is
an inner function scope.

BUG=chromium:696202
R=jgruber@chromium.org, kozyatinskiy@chromium.org

Review-Url: https://codereview.chromium.org/2751573003
Cr-Commit-Position: refs/heads/master@{#43797}
Committed:
https://chromium.googlesource.com/v8/v8/+/62b6dd194216e734bbaf98bb144a87bd149...
==========

[commit-bot: I haz the power, 2017-03-14 16:35:25]

Committed patchset #1 (id:1) as
https://chromium.googlesource.com/v8/v8/+/62b6dd194216e734bbaf98bb144a87bd149...