[tbb-bugs] #18047 [Tor Browser]: Performance: Memory leaking in Tor Browser

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#18047: Performance: Memory leaking in Tor Browser
-------------------------------------+--------------------------
 Reporter:  bugzilla                 |          Owner:  tbb-team
     Type:  defect                   |         Status:  new
 Priority:  Medium                   |      Milestone:
Component:  Tor Browser              |        Version:
 Severity:  Normal                   |     Resolution:
 Keywords:  tbb-performance-leaking  |  Actual Points:
Parent ID:                           |         Points:
  Sponsor:                           |
-------------------------------------+--------------------------

Comment (by bugzilla):

 js-non-window     for default add-ons:
 │  │  ├───74.20 MB (19.06%) -- zone(0x6b40048)
 │  │  │   ├──26.18 MB (06.73%) -- compartment([System Principal], Addon-
 SDK (from: resource://gre/modules/commonjs/toolkit/loader.js:241))
 │  │  │   │  ├──25.21 MB (06.48%) -- classes
 │  │  │   │  │  ├──14.32 MB (03.68%) -- class(Object)
 │  │  │   │  │  │  ├──13.93 MB (03.58%) -- objects
 │  │  │   │  │  │  │  ├───8.53 MB (02.19%) -- malloc-heap
 │  │  │   │  │  │  │  │   ├──8.52 MB (02.19%) ── slots
 │  │  │   │  │  │  │  │   └──0.02 MB (00.00%) ── elements/non-asm.js
 │  │  │   │  │  │  │  └───5.40 MB (01.39%) ── gc-heap
 │  │  │   │  │  │  └───0.38 MB (00.10%) ++ shapes
 │  │  │   │  │  ├───6.19 MB (01.59%) ++ (7 tiny)
 │  │  │   │  │  └───4.71 MB (01.21%) -- class(Function)
 │  │  │   │  │      ├──4.38 MB (01.12%) -- objects
 │  │  │   │  │      │  ├──4.33 MB (01.11%) ── gc-heap
 │  │  │   │  │      │  └──0.04 MB (00.01%) ── malloc-heap/slots
 │  │  │   │  │      └──0.33 MB (00.08%) ++ shapes
 │  │  │   │  └───0.97 MB (00.25%) ++ (5 tiny)
 │  │  │   ├──24.41 MB (06.27%) ++ (304 tiny)
 │  │  │   ├──14.66 MB (03.77%) -- strings
 │  │  │   │  ├───8.23 MB (02.11%) -- string(<non-notable strings>)
 │  │  │   │  │   ├──6.14 MB (01.58%) -- malloc-heap
 │  │  │   │  │   │  ├──6.07 MB (01.56%) ── latin1
 │  │  │   │  │   │  └──0.07 MB (00.02%) ── two-byte
 │  │  │   │  │   └──2.09 MB (00.54%) ++ gc-heap
 │  │  │   │  └───6.43 MB (01.65%) ++ (129 tiny)
 │  │  │   └───8.94 MB (02.30%) ── unused-gc-things

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Ticket URL: <https://trac.torproject.org/projects/tor/ticket/18047#comment:1>
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