Revert "Roll libcxxabi from 8f11bb1d4438 to 9f13c32a7e41 (1 revision)" This reverts commit 0e73548fb0138aca1f9dfff1240393007d1d70a1. Reason for revert: Caused build failure https://ci.chromium.org/ui/p/chromium/builders/ci/linux-cast-arm-rel/62522/overview Original change's description: > Roll libcxxabi from 8f11bb1d4438 to 9f13c32a7e41 (1 revision) > > https://chromium.googlesource.com/external/github.com/llvm/llvm-project/libcxxabi.git/+log/8f11bb1d4438..9f13c32a7e41 > > Manually make sure that libc++abi finds hermetic libunwind's > unwind.h, as libc++abi now depends on that on Android. > > 2025-12-16 [email protected] [libc++] Enable -Wmissing-prototypes (#116261) > > If this roll has caused a breakage, revert this CL and stop the roller > using the controls here: > https://autoroll.skia.org/r/libcxxabi-chromium > Please CC [email protected],[email protected] on the revert to ensure that a human > is aware of the problem. > > To file a bug in Chromium: https://bugs.chromium.org/p/chromium/issues/entry > > To report a problem with the AutoRoller itself, please file a bug: > https://issues.skia.org/issues/new?component=1389291&template=1850622 > > Documentation for the AutoRoller is here: > https://skia.googlesource.com/buildbot/+doc/main/autoroll/README.md > > Bug: 469458284 > Change-Id: I189201b41834ac095f7d4741cbbba4cedb696060 > Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/7264837 > Reviewed-by: Thomas Anderson <[email protected]> > Reviewed-by: Hans Wennborg <[email protected]> > Commit-Queue: Nico Weber <[email protected]> > Cr-Commit-Position: refs/heads/main@{#1560711} Bug: 469458284 No-Presubmit: true No-Tree-Checks: true No-Try: true Change-Id: I01ea331be6556d1821cee84ed7250c8d23b553e8 Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/7275430 Owners-Override: Chase Hartsell <[email protected]> Bot-Commit: Rubber Stamper <[email protected]> Commit-Queue: Chase Hartsell <[email protected]> Cr-Commit-Position: refs/heads/main@{#1560715} NOKEYCHECK=True GitOrigin-RevId: 0465641549bbdf073a1f8b94fa704d71c69c0129