Build

Cleaned up some redundant/unused code in xr_object_list #5118

Job	Run time
Windows Debug x64 (msvc)	35m 12s
FreeBSD Debug x86_64	6m 53s
Windows Debug x86 (msvc)	6m 10s
FreeBSD Release x86_64	9m 9s
Windows Mixed x64 (msvc)	5m 21s
OpenBSD Debug x86_64	10m 42s
Windows Mixed x86 (msvc)	5m 35s
OpenBSD Release x86_64	9m 30s
Windows Release x64 (msvc)	10m 12s
Ubuntu Debug amd64 (gcc)	5m 27s
NetBSD Debug x86_64	10m 34s
Windows Release x86 (msvc)	9m 34s
Ubuntu Release amd64 (gcc)	6m 30s
NetBSD Release x86_64	9m 4s
Windows Release Master Gold x64 (msvc)	9m 13s
Ubuntu Debug amd64 (clang)	48s
Windows Release Master Gold x86 (msvc)	8m 10s
Ubuntu Release amd64 (clang)	1m 22s
Alpine Debug x86_64 (gcc)	6m 50s
Alpine Release x86_64 (gcc)	24m 7s
Alpine Debug x86 (gcc)	7m 45s
Alpine Release x86 (gcc)	27m 3s
Fedora Debug x86_64 (gcc)	6m 20s
Fedora Release x86_64 (gcc)	7m 26s
macOS 13 Debug x86_64 (clang)	7m 31s
macOS 13 Release x86_64 (clang)	10m 12s
macOS 15 Debug arm64 (clang)	4m 3s
macOS 15 Release arm64 (clang)	4m 58s
	4h 25m 41s

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