MIPS64: Fix 'Remove usages of Heap::NewSpaceStart and its external reference'.

MIPS64: Fix 'Remove usages of Heap::NewSpaceStart and its external reference'.

Port f2a585935fa070d2b4fb78389045d4df5253dd96

Original commit message:
Replace the uses with proper page flag lookups.

BUG=chromium:581412
LOG=N
TEST=mjsunit/allocation-site-info

Committed: https://crrev.com/bbb8ff1907b9d07872712513e14525951ae9ae1d
Cr-Commit-Position: refs/heads/master@{#36289}

[balazs.kilvady, 2016-05-17 15:53:04]

balazs.kilvady@imgtec.com changed reviewers:
+ akos.palfi@imgtec.com, gergely.kis@imgtec.com,
ilija.pavlovic.imgtec@gmail.com, ivica.bogosavljevic@imgtec.com,
mlippautz@chromium.org

[akos.palfi.imgtec, 2016-05-17 16:28:56]

Lgtm

[balazs.kilvady, 2016-05-17 16:37:51]

The CQ bit was checked by balazs.kilvady@imgtec.com

[commit-bot: I haz the power, 2016-05-17 16:37:57]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1989483002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1989483002/1

[commit-bot: I haz the power, 2016-05-17 17:06:27]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-05-17 17:08:00]

Description was changed from

==========
MIPS64: Fix 'Remove usages of Heap::NewSpaceStart and its external reference'.

Port f2a585935fa070d2b4fb78389045d4df5253dd96

Original commit message:
Replace the uses with proper page flag lookups.

BUG=chromium:581412
LOG=N
TEST=mjsunit/allocation-site-info
==========

to

==========
MIPS64: Fix 'Remove usages of Heap::NewSpaceStart and its external reference'.

Port f2a585935fa070d2b4fb78389045d4df5253dd96

Original commit message:
Replace the uses with proper page flag lookups.

BUG=chromium:581412
LOG=N
TEST=mjsunit/allocation-site-info

Committed: https://crrev.com/bbb8ff1907b9d07872712513e14525951ae9ae1d
Cr-Commit-Position: refs/heads/master@{#36289}
==========

[commit-bot: I haz the power, 2016-05-17 17:08:01]

Patchset 1 (id:??) landed as
https://crrev.com/bbb8ff1907b9d07872712513e14525951ae9ae1d
Cr-Commit-Position: refs/heads/master@{#36289}