Profiler code clean-up

Profiler code clean-up

BUG=None
LOG=N

Committed: https://crrev.com/6ed90e6dd0a7e9f3af53231b39e5f47cefac4edd
Cr-Commit-Position: refs/heads/master@{#30702}

[yurys, 2015-09-10 15:14:09]

yurys@chromium.org changed reviewers:
+ alph@chromium.org, jkummerow@chromium.org

[alph, 2015-09-10 17:24:50]

lgtm

[yurys, 2015-09-10 17:48:50]

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

[commit-bot: I haz the power, 2015-09-10 17:49:02]

Dry run: CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1332683002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1332683002/1

[commit-bot: I haz the power, 2015-09-10 17:49:54]

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

[commit-bot: I haz the power, 2015-09-10 17:49:55]

Dry run: Try jobs failed on following builders:
  v8_linux64_avx2_rel on tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_linux64_avx2_rel/builds/...)
  v8_linux_arm64_rel on tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_linux_arm64_rel/builds/9519)
  v8_linux_mips64el_compile_rel on tryserver.v8 (JOB_FAILED,
http://build.chromium.org/p/tryserver.v8/builders/v8_linux_mips64el_compile_r...)

[Jakob Kummerow, 2015-09-11 09:17:46]

LGTM.

What's up with the try jobs?

[yurys, 2015-09-11 16:00:44]

On 2015/09/11 09:17:46, Jakob wrote:
> LGTM.
> 
> What's up with the try jobs?

Just need to rebase the change.

[yurys, 2015-09-11 16:04:55]

Patchset #2 (id:20001) has been deleted

[yurys, 2015-09-11 16:05:07]

The CQ bit was checked by yurys@chromium.org

[yurys, 2015-09-11 16:05:07]

The patchset sent to the CQ was uploaded after l-g-t-m from alph@chromium.org,
jkummerow@chromium.org
Link to the patchset: https://codereview.chromium.org/1332683002/#ps40001
(title: " ")

[commit-bot: I haz the power, 2015-09-11 16:05:22]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1332683002/40001
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1332683002/40001

[commit-bot: I haz the power, 2015-09-11 16:30:00]

Committed patchset #2 (id:40001)

[commit-bot: I haz the power, 2015-09-11 16:30:19]

Patchset 2 (id:??) landed as
https://crrev.com/6ed90e6dd0a7e9f3af53231b39e5f47cefac4edd
Cr-Commit-Position: refs/heads/master@{#30702}