git: openjdk/loom: fibers: Remove dead oopmap_metadata code

[duke]

Changeset: c263cf2b
Author:    Erik Österlund <eosterlund at openjdk.org>
Date:      2022-03-11 12:17:43 +0000
URL:       https://git.openjdk.java.net/loom/commit/c263cf2b30779d7367e00ba5f4eda92295cf068d

Remove dead oopmap_metadata code

! src/hotspot/cpu/x86/c1_LIRAssembler_x86.cpp
! src/hotspot/cpu/x86/c1_MacroAssembler_x86.cpp
! src/hotspot/cpu/x86/c1_Runtime1_x86.cpp
! src/hotspot/cpu/x86/macroAssembler_x86.cpp
! src/hotspot/cpu/x86/macroAssembler_x86.hpp
! src/hotspot/cpu/x86/x86.ad
! src/hotspot/share/c1/c1_LIRAssembler.cpp
! src/hotspot/share/c1/c1_MacroAssembler.hpp