Make sure to flatten names before lookup. Lookup using cons strings is really slow.

Make sure to flatten names before lookup. Lookup using cons strings is really slow.

Restores SortNumbers perf degrade

BUG=chromium:495949, v8:4137
LOG=n

Committed: https://crrev.com/d69ead663c6ec5aa989ef45012d86b04129e8dfb
Cr-Commit-Position: refs/heads/master@{#29095}

[Toon Verwaest, 2015-06-17 15:13:59]

verwaest@chromium.org changed reviewers:
+ jkummerow@chromium.org

[Toon Verwaest, 2015-06-17 15:14:00]

Restores SortNumbers perf degrade

[Toon Verwaest, 2015-06-17 15:14:29]

I mean, ptal ;)

[Jakob Kummerow, 2015-06-17 15:15:18]

lgtm

[Toon Verwaest, 2015-06-17 15:23:18]

The CQ bit was checked by verwaest@chromium.org

[commit-bot: I haz the power, 2015-06-17 15:23:33]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1177043009/1

[commit-bot: I haz the power, 2015-06-17 15:27:07]

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

[commit-bot: I haz the power, 2015-06-17 15:27:08]

Try jobs failed on following builders:
  v8_mac_rel on tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_mac_rel/builds/6818)

[Toon Verwaest, 2015-06-17 15:37:06]

The CQ bit was checked by verwaest@chromium.org

[Toon Verwaest, 2015-06-17 15:37:07]

The patchset sent to the CQ was uploaded after l-g-t-m from
jkummerow@chromium.org
Link to the patchset: https://codereview.chromium.org/1177043009/#ps20001
(title: " ")

[commit-bot: I haz the power, 2015-06-17 15:37:23]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1177043009/20001

[Jakob Kummerow, 2015-06-17 15:37:39]

Patch set 2 still LGTM.

[commit-bot: I haz the power, 2015-06-17 16:05:27]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2015-06-17 16:05:43]

Patchset 2 (id:??) landed as
https://crrev.com/d69ead663c6ec5aa989ef45012d86b04129e8dfb
Cr-Commit-Position: refs/heads/master@{#29095}