CpuProfiler: replace FLAG_hydrogen_track_positions with is_tracking_positions method on Compilation…

CpuProfiler: replace FLAG_hydrogen_track_positions with is_tracking_positions method on CompilationInfo

this is the second part of https://codereview.chromium.org/1012633002.

almost mechanical change.
I'd like to enable positions tracking when cpu profiler is working.
But I'll switch it on for cpu-profiler in another patch.

BUG=chromium:452067
LOG=n

Committed: https://crrev.com/dc3f240e53c91e13adae991329301c03ec723a99
Cr-Commit-Position: refs/heads/master@{#27224}

[loislo, 2015-03-16 12:54:05]

loislo@chromium.org changed reviewers:
+ alph@chromium.org, svenpanne@chromium.org, yurys@chromium.org

[loislo, 2015-03-16 12:54:05]

PTAL

[Sven Panne, 2015-03-16 13:13:24]

lgtm

[yurys, 2015-03-16 13:16:11]

https://codereview.chromium.org/995183005/diff/1/src/compiler.cc
File src/compiler.cc (right):

https://codereview.chromium.org/995183005/diff/1/src/compiler.cc#newcode291
src/compiler.cc:291: if (FLAG_hydrogen_track_positions) {
&& !script->source()->IsUndefined()

[loislo, 2015-03-16 13:20:58]

comments addressed

https://codereview.chromium.org/995183005/diff/1/src/compiler.cc
File src/compiler.cc (right):

https://codereview.chromium.org/995183005/diff/1/src/compiler.cc#newcode291
src/compiler.cc:291: if (FLAG_hydrogen_track_positions) {
On 2015/03/16 at 13:16:11, yurys wrote:
> && !script->source()->IsUndefined()

done

[yurys, 2015-03-16 13:30:47]

lgtm

[loislo, 2015-03-16 13:47:49]

The CQ bit was checked by loislo@chromium.org

[loislo, 2015-03-16 13:47:50]

The patchset sent to the CQ was uploaded after l-g-t-m from
svenpanne@chromium.org, yurys@chromium.org
Link to the patchset: https://codereview.chromium.org/995183005/#ps40001 (title:
"rebaselined")

[commit-bot: I haz the power, 2015-03-16 13:47:55]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/995183005/40001

[commit-bot: I haz the power, 2015-03-16 14:17:08]

Committed patchset #3 (id:40001)

[commit-bot: I haz the power, 2015-03-16 14:17:25]

Patchset 3 (id:??) landed as
https://crrev.com/dc3f240e53c91e13adae991329301c03ec723a99
Cr-Commit-Position: refs/heads/master@{#27224}