Revert "Merged: [heap] Add a TEAR_DOWN state to heap states which is set when the heap is tearing down."

This reverts commit 892fa80552c5ac9aede03b7a17ce08fc3e181526.

Reason for revert: <INSERT REASONING HERE>

Original change's description:
> Merged: [heap] Add a TEAR_DOWN state to heap states which is set when the heap is tearing down.
> 
> Revision: ab0565af06985de0a800cb16d75cc60c33102bf4
> 
> BUG=chromium:818585
> LOG=N
> NOTRY=true
> NOPRESUBMIT=true
> NOTREECHECKS=true
> R=​mlippautz@chromium.org
> 
> Change-Id: I274196a7c95c7a41164c596a93ddf83d204bc3c0
> Reviewed-on: https://chromium-review.googlesource.com/977664
> Reviewed-by: Michael Lippautz <mlippautz@chromium.org>
> Cr-Commit-Position: refs/branch-heads/6.5@{#83}
> Cr-Branched-From: 73c55f57fe8506011ff854b15026ca765b669700-refs/heads/6.5.254@{#1}
> Cr-Branched-From: 594a1a0b6e551397cfdf50870f6230da34db2dc8-refs/heads/master@{#50664}

TBR=hpayer@chromium.org,mlippautz@chromium.org

Change-Id: Icd6adce94e154ee60f055410c508f5e2e3648c62
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: chromium:818585
Reviewed-on: https://chromium-review.googlesource.com/978161
Reviewed-by: Hannes Payer <hpayer@chromium.org>
Commit-Queue: Hannes Payer <hpayer@chromium.org>
Cr-Commit-Position: refs/branch-heads/6.5@{#85}
Cr-Branched-From: 73c55f57fe8506011ff854b15026ca765b669700-refs/heads/6.5.254@{#1}
Cr-Branched-From: 594a1a0b6e551397cfdf50870f6230da34db2dc8-refs/heads/master@{#50664}
2 files changed
tree: a6aa55e11d47f84bdf993b7a582825baa5e580a0
  1. benchmarks/
  2. build_overrides/
  3. docs/
  4. gni/
  5. gypfiles/
  6. include/
  7. infra/
  8. samples/
  9. src/
  10. test/
  11. testing/
  12. third_party/
  13. tools/
  14. .clang-format
  15. .editorconfig
  16. .git-blame-ignore-revs
  17. .gitignore
  18. .gn
  19. .vpython
  20. .ycm_extra_conf.py
  21. AUTHORS
  22. BUILD.gn
  23. ChangeLog
  24. CODE_OF_CONDUCT.md
  25. codereview.settings
  26. DEPS
  27. LICENSE
  28. LICENSE.fdlibm
  29. LICENSE.strongtalk
  30. LICENSE.v8
  31. LICENSE.valgrind
  32. Makefile
  33. Makefile.android
  34. OWNERS
  35. PRESUBMIT.py
  36. README.md
  37. snapshot_toolchain.gni
  38. WATCHLISTS
README.md

V8 JavaScript Engine

V8 is Google's open source JavaScript engine.

V8 implements ECMAScript as specified in ECMA-262.

V8 is written in C++ and is used in Google Chrome, the open source browser from Google.

V8 can run standalone, or can be embedded into any C++ application.

V8 Project page: https://github.com/v8/v8/wiki

Getting the Code

Checkout depot tools, and run

    fetch v8

This will checkout V8 into the directory v8 and fetch all of its dependencies. To stay up to date, run

    git pull origin
    gclient sync

For fetching all branches, add the following into your remote configuration in .git/config:

    fetch = +refs/branch-heads/*:refs/remotes/branch-heads/*
    fetch = +refs/tags/*:refs/tags/*

Contributing

Please follow the instructions mentioned on the V8 wiki.