Weekly browser binaries (20260919)

New build of Serpent/UXP for XP!

Test binary:
Win32 https://o.rthost.win/basilisk/basilisk52-g4.8.win32-git-20260919-3219d2d-uxp-3d26c4217e-xpmod.7z
Win64 https://o.rthost.win/basilisk/basilisk52-g4.8.win64-git-20260919-3219d2d-uxp-3d26c4217e-xpmod.7z

source code that is comparable to my current working tree is available here: https://github.com/roytam1/UXP/commits/custom

IA32 Win32 https://o.rthost.win/basilisk/basilisk52-g4.8.win32-git-20260919-3219d2d-uxp-3d26c4217e-xpmod-ia32.7z

source code that is comparable to my current working tree is available here: https://github.com/roytam1/UXP/commits/ia32

NM28XP build:
Win32 https://o.rthost.win/palemoon/palemoon-28.10.7a1.win32-git-20260919-d849524bd-uxp-3d26c4217e-xpmod.7z
Win32 IA32 https://o.rthost.win/palemoon/palemoon-28.10.7a1.win32-git-20260919-d849524bd-uxp-3d26c4217e-xpmod-ia32.7z
Win32 SSE https://o.rthost.win/palemoon/palemoon-28.10.7a1.win32-git-20260919-d849524bd-uxp-3d26c4217e-xpmod-sse.7z
Win64 https://o.rthost.win/palemoon/palemoon-28.10.7a1.win64-git-20260919-d849524bd-uxp-3d26c4217e-xpmod.7z
Win7+ x64 AVX2 https://o.rthost.win/palemoon/palemoon-28.10.7a1.win64-git-20260919-d849524bd-uxp-3d26c4217e-w7plus-avx2.7z

Official UXP changes picked since my last build:
- Issue #2473 - Follow-up: Pref the `:has()` selector. (d5afaa0087)
- Improve typing performance on complex pages (c7116a2130)
- Issue #3176 - Reduce :has() restyle and selector matching overhead (97cfa81c08)
- Issue #3176 - Avoid :has() restyles for unrelated attribute changes (6c9c05b958)
- Issue #3029 - Add detection of VP9 hardware decoding support in about:support (1451d3a758)
- Issue #3029 - Add option to hardware decode VP9 with non-MFT DXVA2 (d08d51f223)
- Issue #3029 - Rename WMFVP9MFTManager to WMFVP9DXVA2Manager (636ac51d3e)

No official Pale-Moon changes picked since my last build.

No official Basilisk changes picked since my last build.

My changes since my last build:
- Revert "Revert "Issue #2473 - implement :has() CSS pseudo class"" (e1cbadcad3)

Update Notice:
- You may delete file named icudt*.dat and icu63.dll inside program folder when updating from old releases.

* Notice: From now on, UXP rev will point to `custom` branch of my UXP repo instead of MCP UXP repo, while "official UXP changes" shows only `tracking` branch changes.

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New build of BOC/UXP for XP!

Test binary:
MailNews Win32 https://o.rthost.win/boc-uxp/mailnews.win32-20260919-40a79c75-uxp-3d26c4217e-xpmod.7z
BNavigator Win32 https://o.rthost.win/boc-uxp/bnavigator.win32-20260919-40a79c75-uxp-3d26c4217e-xpmod.7z

source repo (excluding UXP): https://github.com/roytam1/boc-uxp/tree/custom

* Notice: the profile prefix (i.e. parent folder names) are also changed since 2020-08-15 build, you may rename their names before using new binaries when updating from builds before 2020-08-15.

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New build of HBL-UXP for XP!

Test binary:
IceDove-UXP(mail) https://o.rthost.win/hbl-uxp/icedove.win32-20260919-id-656ea98-uxp-3d26c4217e-xpmod.7z
IceApe-UXP(suite) https://o.rthost.win/hbl-uxp/iceape.win32-20260919-id-656ea98-ia-c642e3c-uxp-3d26c4217e-xpmod.7z

source repo (excluding UXP):
https://github.com/roytam1/icedove-uxp/tree/winbuild
https://github.com/roytam1/iceape-uxp/tree/winbuild

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New build of post-deprecated Serpent/moebius for XP!
* Notice: This repo will not be built on regular schedule, and changes are experimental as usual.
** Current moebius patch level should be on par with 52.9, but some security patches can not be applied/ported due to source milestone differences between versions.

Test binary:
Win32 https://o.rthost.win/basilisk/basilisk55-win32-git-20260919-ba87d1c01-xpmod.7z
Win64 https://o.rthost.win/basilisk/basilisk55-win64-git-20260919-ba87d1c01-xpmod.7z

repo: https://github.com/roytam1/basilisk55

Repo changes:
- Revert "Revert "ported from UXP: Issue #2473 - implement :has() CSS pseudo class (aed631e5)"" (18bfccef9)
- import from UXP: Issue #2473 - Follow-up: Pref the `:has()` selector. (d5afaa00) (f63becae1)
- import from UXP: Improve typing performance on complex pages (c7116a21) (2e485a577)
- import from UXP: Issue #3176 - Reduce :has() restyle and selector matching overhead (97cfa81c) (4b4c9e256)
- import from UXP: Issue #3176 - Avoid :has() restyles for unrelated attribute changes (6c9c05b9) (71e92ef3d)
- ported from UXP: Issue #3029 - Add detection of VP9 hardware decoding support in about:support (1451d3a7) (8478bf83c)
- ported from UXP: Issue #3029 - Add option to hardware decode VP9 with non-MFT DXVA2 (d08d51f2) (493b54df7)
- ported from UXP: Issue #3029 - Rename WMFVP9MFTManager to WMFVP9DXVA2Manager (636ac51d) (ba87d1c01)