Build

Cleaned up some redundant/unused code in xr_object_list #5116

Job	Run time
Windows Debug x64 (msvc)	35m 12s
FreeBSD Debug x86_64	6m 59s
Ubuntu Debug amd64 (gcc)	5m 37s
Windows Debug x86 (msvc)	5m 59s
FreeBSD Release x86_64	9m 4s
Windows Mixed x64 (msvc)	5m 30s
Ubuntu Release amd64 (gcc)	6m 31s
OpenBSD Debug x86_64	11m 14s
Windows Mixed x86 (msvc)	5m 14s
Ubuntu Debug amd64 (clang)	54s
OpenBSD Release x86_64	8m 58s
Windows Release x64 (msvc)	9m 46s
Ubuntu Release amd64 (clang)	1m 2s
NetBSD Debug x86_64	10m 23s
NetBSD Release x86_64	8m 57s
Windows Release x86 (msvc)	9m 43s
Windows Release Master Gold x64 (msvc)	9m 3s
Alpine Debug x86_64 (gcc)	7m 2s
Windows Release Master Gold x86 (msvc)	8m 10s
Alpine Release x86_64 (gcc)	23m 55s
Alpine Debug x86 (gcc)	7m 22s
Alpine Release x86 (gcc)	27m 2s
Fedora Debug x86_64 (gcc)	6m 40s
Fedora Release x86_64 (gcc)	7m 23s
macOS 13 Debug x86_64 (clang)	8m 25s
macOS 13 Release x86_64 (clang)	9m 13s
macOS 15 Debug arm64 (clang)	4m 8s
macOS 15 Release arm64 (clang)	5m 9s
	4h 24m 35s

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