Metal: remove duplicate code in RenderPassDesc conversion Remove duplicate code that was due to a rebase error in "Metal: Remove use of ANGLE_MTL_AUTORELEASE from mtl_state_cache" 415ff51b8005ab462c3bd883dff75d31499132dc Bug: angleproject:7813 Bug: angleproject:6833 Change-Id: If4af7a49033f31dfa1e10571388e8ad9922939e8 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/4003223 Auto-Submit: Kimmo Kinnunen <kkinnunen@apple.com> Commit-Queue: Alexey Knyazev <lexa.knyazev@gmail.com> Commit-Queue: Kimmo Kinnunen <kkinnunen@apple.com> Reviewed-by: Kenneth Russell <kbr@chromium.org>