Revert of "[heap] Fine-grained JSArrayBuffer tracking"

Revert of "[heap] Fine-grained JSArrayBuffer tracking" (patchset #6 id:220001 of https://codereview.chromium.org/2005723005/ )

Reason for revert:
Breaking TSAN
  https://uberchromegw.corp.google.com/i/client.v8/builders/V8%20Linux64%20TSAN/builds/9741/steps/Ignition%20-%20turbofan%20%28flakes%29/logs/FixedUint32Array

Original issue's description:
> Reland of "[heap] Fine-grained JSArrayBuffer tracking"
>
> Track based on JSArrayBuffer addresses on pages instead of the attached
> backing store.
>
> Details of tracking:
> - Scavenge: New space pages are processes in bulk on the main thread
> - MC: Unswept pages are processed in bulk in parallel. All other pages
>   are processed by the sweeper concurrently.
>
> This reverts commit d2dff0320b75bf6054e46c379b192619d4884caf.
>
> R=hpayer@chromium.org
> BUG=chromium:611688
> LOG=N
> CQ_EXTRA_TRYBOTS=tryserver.v8:v8_linux_arm64_gc_stress_dbg,v8_linux_gc_stress_dbg,v8_mac_gc_stress_dbg,v8_linux64_tsan_rel,v8_mac64_asan_rel
>
> Committed: https://crrev.com/b5704bc1e6ba74c9ca975f5d58f5b2dc60261457
> Cr-Commit-Position: refs/heads/master@{#36495}

TBR=hpayer@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=chromium:611688
Committed: https://crrev.com/93fe04afa9428f4f68dc5dd302cda83908be84a7
Cr-Commit-Position: refs/heads/master@{#36504}

[Michael Lippautz, 2016-05-25 09:37:25]

Created Revert of "[heap] Fine-grained JSArrayBuffer tracking"

[commit-bot: I haz the power, 2016-05-25 09:37:35]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/2011863002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/2011863002/1

[commit-bot: I haz the power, 2016-05-25 09:37:56]

Description was changed from

==========
Revert of "[heap] Fine-grained JSArrayBuffer tracking" (patchset #6 id:220001 of
https://codereview.chromium.org/2005723005/ )

Reason for revert:
Breaking TSAN
 
https://uberchromegw.corp.google.com/i/client.v8/builders/V8%20Linux64%20TSAN...

Original issue's description:
> Reland of "[heap] Fine-grained JSArrayBuffer tracking"
> 
> Track based on JSArrayBuffer addresses on pages instead of the attached
> backing store.
> 
> Details of tracking:
> - Scavenge: New space pages are processes in bulk on the main thread
> - MC: Unswept pages are processed in bulk in parallel. All other pages
>   are processed by the sweeper concurrently.
> 
> This reverts commit d2dff0320b75bf6054e46c379b192619d4884caf.
> 
> R=hpayer@chromium.org
> BUG=chromium:611688
> LOG=N
>
CQ_EXTRA_TRYBOTS=tryserver.v8:v8_linux_arm64_gc_stress_dbg,v8_linux_gc_stress_dbg,v8_mac_gc_stress_dbg,v8_linux64_tsan_rel,v8_mac64_asan_rel
> 
> Committed: https://crrev.com/b5704bc1e6ba74c9ca975f5d58f5b2dc60261457
> Cr-Commit-Position: refs/heads/master@{#36495}

TBR=hpayer@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=chromium:611688
==========

to

==========
Revert of "[heap] Fine-grained JSArrayBuffer tracking" (patchset #6 id:220001 of
https://codereview.chromium.org/2005723005/ )

Reason for revert:
Breaking TSAN
 
https://uberchromegw.corp.google.com/i/client.v8/builders/V8%20Linux64%20TSAN...

Original issue's description:
> Reland of "[heap] Fine-grained JSArrayBuffer tracking"
> 
> Track based on JSArrayBuffer addresses on pages instead of the attached
> backing store.
> 
> Details of tracking:
> - Scavenge: New space pages are processes in bulk on the main thread
> - MC: Unswept pages are processed in bulk in parallel. All other pages
>   are processed by the sweeper concurrently.
> 
> This reverts commit d2dff0320b75bf6054e46c379b192619d4884caf.
> 
> R=hpayer@chromium.org
> BUG=chromium:611688
> LOG=N
>
CQ_EXTRA_TRYBOTS=tryserver.v8:v8_linux_arm64_gc_stress_dbg,v8_linux_gc_stress_dbg,v8_mac_gc_stress_dbg,v8_linux64_tsan_rel,v8_mac64_asan_rel
> 
> Committed: https://crrev.com/b5704bc1e6ba74c9ca975f5d58f5b2dc60261457
> Cr-Commit-Position: refs/heads/master@{#36495}

TBR=hpayer@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=chromium:611688
==========

[commit-bot: I haz the power, 2016-05-25 09:37:57]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-05-25 09:39:05]

Description was changed from

==========
Revert of "[heap] Fine-grained JSArrayBuffer tracking" (patchset #6 id:220001 of
https://codereview.chromium.org/2005723005/ )

Reason for revert:
Breaking TSAN
 
https://uberchromegw.corp.google.com/i/client.v8/builders/V8%20Linux64%20TSAN...

Original issue's description:
> Reland of "[heap] Fine-grained JSArrayBuffer tracking"
> 
> Track based on JSArrayBuffer addresses on pages instead of the attached
> backing store.
> 
> Details of tracking:
> - Scavenge: New space pages are processes in bulk on the main thread
> - MC: Unswept pages are processed in bulk in parallel. All other pages
>   are processed by the sweeper concurrently.
> 
> This reverts commit d2dff0320b75bf6054e46c379b192619d4884caf.
> 
> R=hpayer@chromium.org
> BUG=chromium:611688
> LOG=N
>
CQ_EXTRA_TRYBOTS=tryserver.v8:v8_linux_arm64_gc_stress_dbg,v8_linux_gc_stress_dbg,v8_mac_gc_stress_dbg,v8_linux64_tsan_rel,v8_mac64_asan_rel
> 
> Committed: https://crrev.com/b5704bc1e6ba74c9ca975f5d58f5b2dc60261457
> Cr-Commit-Position: refs/heads/master@{#36495}

TBR=hpayer@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=chromium:611688
==========

to

==========
Revert of "[heap] Fine-grained JSArrayBuffer tracking" (patchset #6 id:220001 of
https://codereview.chromium.org/2005723005/ )

Reason for revert:
Breaking TSAN
 
https://uberchromegw.corp.google.com/i/client.v8/builders/V8%20Linux64%20TSAN...

Original issue's description:
> Reland of "[heap] Fine-grained JSArrayBuffer tracking"
>
> Track based on JSArrayBuffer addresses on pages instead of the attached
> backing store.
>
> Details of tracking:
> - Scavenge: New space pages are processes in bulk on the main thread
> - MC: Unswept pages are processed in bulk in parallel. All other pages
>   are processed by the sweeper concurrently.
>
> This reverts commit d2dff0320b75bf6054e46c379b192619d4884caf.
>
> R=hpayer@chromium.org
> BUG=chromium:611688
> LOG=N
>
CQ_EXTRA_TRYBOTS=tryserver.v8:v8_linux_arm64_gc_stress_dbg,v8_linux_gc_stress_dbg,v8_mac_gc_stress_dbg,v8_linux64_tsan_rel,v8_mac64_asan_rel
>
> Committed: https://crrev.com/b5704bc1e6ba74c9ca975f5d58f5b2dc60261457
> Cr-Commit-Position: refs/heads/master@{#36495}

TBR=hpayer@chromium.org
# Skipping CQ checks because original CL landed less than 1 days ago.
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=chromium:611688

Committed: https://crrev.com/93fe04afa9428f4f68dc5dd302cda83908be84a7
Cr-Commit-Position: refs/heads/master@{#36504}
==========

[commit-bot: I haz the power, 2016-05-25 09:39:07]

Patchset 1 (id:??) landed as
https://crrev.com/93fe04afa9428f4f68dc5dd302cda83908be84a7
Cr-Commit-Position: refs/heads/master@{#36504}