[compiler] Prevent unnecessary regeneration of baseline code.

[compiler] Prevent unnecessary regeneration of baseline code.

This avoids regenerating baseline code for a closure when such code
already exists for the shared function info. This is also important
because the baseline code might contain deoptimization support.

R=rmcilroy@chromium.org
BUG=chromium:606376
LOG=n

Committed: https://crrev.com/f38932c794b46cd91e2e37c15bbd7bc8db873172
Cr-Commit-Position: refs/heads/master@{#35785}

[Benedikt Meurer, 2016-04-26 08:14:47]

bmeurer@chromium.org changed reviewers:
+ bmeurer@chromium.org

[Benedikt Meurer, 2016-04-26 08:14:48]

lgtm

[Michael Starzinger, 2016-04-26 08:50:50]

The CQ bit was checked by mstarzinger@chromium.org

[commit-bot: I haz the power, 2016-04-26 08:50:59]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1916833002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1916833002/1

[commit-bot: I haz the power, 2016-04-26 08:53:00]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-04-26 08:53:35]

Description was changed from

==========
[compiler] Prevent unnecessary regeneration of baseline code.

This avoids regenerating baseline code for a closure when such code
already exists for the shared function info. This is also important
because the baseline code might contain deoptimization support.

R=rmcilroy@chromium.org
BUG=chromium:606376
LOG=n
==========

to

==========
[compiler] Prevent unnecessary regeneration of baseline code.

This avoids regenerating baseline code for a closure when such code
already exists for the shared function info. This is also important
because the baseline code might contain deoptimization support.

R=rmcilroy@chromium.org
BUG=chromium:606376
LOG=n

Committed: https://crrev.com/f38932c794b46cd91e2e37c15bbd7bc8db873172
Cr-Commit-Position: refs/heads/master@{#35785}
==========

[commit-bot: I haz the power, 2016-04-26 08:53:36]

Patchset 1 (id:??) landed as
https://crrev.com/f38932c794b46cd91e2e37c15bbd7bc8db873172
Cr-Commit-Position: refs/heads/master@{#35785}