Reland of Tenure transition array. (patchset #1 id:1 of...

Reland of Tenure transition array. (patchset #1 id:1 of https://codereview.chromium.org/1485613003/ )

Reason for revert:
Suspect for crashing found, relanding for canary coverage.

Original issue's description:
> Revert of Tenure transition array. (patchset #1 id:1 of https://codereview.chromium.org/1472363007/ )
>
> Reason for revert:
> Broken canary. Trying to find out root cause.
>
> Original issue's description:
> > Tenure transition array.
> >
> > BUG=
> >
> > Committed: https://crrev.com/c88d7cd1e09d921e8a9a2930cfe6f2dfbea3dc90
> > Cr-Commit-Position: refs/heads/master@{#32378}
>
> TBR=ulan@chromium.org
> NOPRESUBMIT=true
> NOTREECHECKS=true
> NOTRY=true
> BUG=chromium:563378
>
> Committed: https://crrev.com/cdb4b8fba1774f7617e51228c89286bcbd0425f0
> Cr-Commit-Position: refs/heads/master@{#32405}

TBR=ulan@chromium.org
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=chromium:563378

Review URL: https://codereview.chromium.org/1492223003

Cr-Commit-Position: refs/heads/master@{#32560}

src/transitions.cc

@@ -392,7 +392,7 @@ Handle<TransitionArray> TransitionArray::Allocate(Isolate* isolate,
                                                   int number_of_transitions,
                                                   int slack) {
   Handle<FixedArray> array = isolate->factory()->NewFixedArray(
-      LengthFor(number_of_transitions + slack));
+      LengthFor(number_of_transitions + slack), TENURED);
   array->set(kPrototypeTransitionsIndex, Smi::FromInt(0));
   array->set(kTransitionLengthIndex, Smi::FromInt(number_of_transitions));
   return Handle<TransitionArray>::cast(array);