[Interpreter] Clean up runtime-profiler logic for three tier pipeline.

[Interpreter] Clean up runtime-profiler logic for three tier pipeline.

Remove checks for IC hotness from Ignition tiering up decision since this is
not relevent for full-codegen compilation. Also make the decision about what
tier we are moving to more explicit and visible in --trace-opt.

BUG=v8:4280
LOG=N

Committed: https://crrev.com/9c6ff183556ebf43a93e64b2111aeaee6fcbd102
Cr-Commit-Position: refs/heads/master@{#36260}

[rmcilroy, 2016-05-11 12:05:33]

rmcilroy@chromium.org changed reviewers:
+ mstarzinger@chromium.org

[rmcilroy, 2016-05-11 12:05:33]

Michi, PTAL, thanks.

[rmcilroy, 2016-05-11 12:05:39]

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

[commit-bot: I haz the power, 2016-05-11 12:05:42]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1969773002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1969773002/1

[commit-bot: I haz the power, 2016-05-11 12:30:50]

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

[commit-bot: I haz the power, 2016-05-11 12:30:51]

Dry run: Try jobs failed on following builders:
  v8_mac_rel_ng on tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_mac_rel_ng/builds/1482)
  v8_mac_rel_ng_triggered on tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_mac_rel_ng_triggered/bui...)

[Michael Starzinger, 2016-05-11 13:22:00]

LGTM modulo test failures.

[rmcilroy, 2016-05-16 15:07:01]

The CQ bit was checked by rmcilroy@chromium.org

[rmcilroy, 2016-05-16 15:07:02]

The patchset sent to the CQ was uploaded after l-g-t-m from
mstarzinger@chromium.org
Link to the patchset: https://codereview.chromium.org/1969773002/#ps20001
(title: "Fix test failure.")

[commit-bot: I haz the power, 2016-05-16 15:07:11]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1969773002/20001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1969773002/20001

[commit-bot: I haz the power, 2016-05-16 15:37:53]

Committed patchset #2 (id:20001)

[commit-bot: I haz the power, 2016-05-16 15:39:57]

Description was changed from

==========
[Interpreter] Clean up runtime-profiler logic for three tier pipeline.

Remove checks for IC hotness from Ignition tiering up decision since this is
not relevent for full-codegen compilation. Also make the decision about what
tier we are moving to more explicit and visible in --trace-opt.

BUG=v8:4280
LOG=N
==========

to

==========
[Interpreter] Clean up runtime-profiler logic for three tier pipeline.

Remove checks for IC hotness from Ignition tiering up decision since this is
not relevent for full-codegen compilation. Also make the decision about what
tier we are moving to more explicit and visible in --trace-opt.

BUG=v8:4280
LOG=N

Committed: https://crrev.com/9c6ff183556ebf43a93e64b2111aeaee6fcbd102
Cr-Commit-Position: refs/heads/master@{#36260}
==========

[commit-bot: I haz the power, 2016-05-16 15:39:58]

Patchset 2 (id:??) landed as
https://crrev.com/9c6ff183556ebf43a93e64b2111aeaee6fcbd102
Cr-Commit-Position: refs/heads/master@{#36260}