742663 - BrandMyMail addon causes zombie compartments

Status: RESOLVED DUPLICATE of bug 728034

(WebExtensions :: General, defect)

Description

[Andrii]

User Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/536.5 (KHTML, like Gecko) Chrome/19.0.1084.1 Safari/536.5

Steps to reproduce:

Steps:
 - Install BrandMyMail 0.19.6 addon from repository https://addons.mozilla.org/en-US/firefox/addon/brandmymail/
- Activate it through its site 
- In new tab open gmail.com and login with related account
- Click compose new message
- Click Preview button
- Close the Gmail tab and check about:memory


Actual results:

There is a zombie compartment

├───30.14 MB (16.69%) -- compartment(https://mail.google.com/mail/u/0/?shva=1)
│  │   ├──13.95 MB (07.73%) -- gc-heap
│  │   │  ├───3.74 MB (02.07%) -- arena
│  │   │  │   ├──3.47 MB (01.92%) ── unused
│  │   │  │   └──0.27 MB (00.15%) ++ (2 tiny)
│  │   │  ├───3.73 MB (02.07%) -- objects
│  │   │  │   ├──1.87 MB (01.04%) ── non-function
│  │   │  │   └──1.86 MB (01.03%) ── function
│  │   │  ├───3.15 MB (01.75%) ── scripts
│  │   │  ├───2.70 MB (01.49%) ++ shapes
│  │   │  └───0.63 MB (00.35%) ++ (2 tiny)
│  │   ├───4.34 MB (02.40%) ── script-data
│  │   ├───3.77 MB (02.09%) ── analysis-temporary
│  │   ├───3.46 MB (01.92%) -- type-inference
│  │   │   ├──2.89 MB (01.60%) ── script-main
│  │   │   └──0.57 MB (00.32%) ++ (2 tiny)
│  │   ├───2.58 MB (01.43%) ++ (3 tiny)
│  │   └───2.03 MB (01.12%) ++ shapes-extra


Expected results:

No zombies

Comment 1

[Nicholas Nethercote [inactive]]

Thanks for the report, Andrii!  We already have a bug on file for BrandMyMail, so I'll mark this as a duplicate.