This reverts commit 1e08466b.

Reason for revert: Test run complete.

Original change's description:
> Revert "Revert "[parser] FLAG_aggressive_lazy_functions = true for a test run.""
> 
> This reverts commit aee29a9f.
> 
> Reason for revert: Bot is alive again, doing this test run now.
> 
> Original change's description:
> > Revert "[parser] FLAG_aggressive_lazy_functions = true for a test run."
> > 
> > This reverts commit 0d51a259.
> > 
> > Reason for revert: Bot is broken; makes no sense to run the experiment now.
> > 
> > Original change's description:
> > > [parser] FLAG_aggressive_lazy_functions = true for a test run.
> > > 
> > > Just to get the RuntimeCallstats data. To be reverted soon.
> > > 
> > > BUG=v8:5516
> > > NOTREECHECKS=true
> > > 
> > > Change-Id: I4bb436900a79bb383bf8132002a129b601efdfe3
> > > Reviewed-on: https://chromium-review.googlesource.com/618987
> > > Reviewed-by: Adam Klein <adamk@chromium.org>
> > > Commit-Queue: Marja Hölttä <marja@chromium.org>
> > > Cr-Commit-Position: refs/heads/master@{#47416}
> > 
> > TBR=adamk@chromium.org,machenbach@chromium.org,marja@chromium.org
> > 
> > Change-Id: I8506ae7e1e16a4d0b320a486f743c01f7f82e0f2
> > No-Presubmit: true
> > No-Tree-Checks: true
> > No-Try: true
> > Bug: v8:5516
> > Reviewed-on: https://chromium-review.googlesource.com/620749
> > Reviewed-by: Marja Hölttä <marja@chromium.org>
> > Commit-Queue: Marja Hölttä <marja@chromium.org>
> > Cr-Commit-Position: refs/heads/master@{#47425}
> 
> TBR=adamk@chromium.org,machenbach@chromium.org,marja@chromium.org
> 
> # Not skipping CQ checks because original CL landed > 1 day ago.
> 
> Bug: v8:5516
> Change-Id: I09d8da398da33076db1656f3241e3de8e05757b7
> Reviewed-on: https://chromium-review.googlesource.com/623047
> Reviewed-by: Marja Hölttä <marja@chromium.org>
> Commit-Queue: Marja Hölttä <marja@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#47460}

TBR=adamk@chromium.org,machenbach@chromium.org,marja@chromium.org

Change-Id: Ic2d97d05b9e611fe93a0128671f55e9e74fe1909
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: v8:5516
Reviewed-on: https://chromium-review.googlesource.com/623407Reviewed-by: Marja Hölttä <marja@chromium.org>
Commit-Queue: Marja Hölttä <marja@chromium.org>
Cr-Commit-Position: refs/heads/master@{#47470}