Roll libc++ from 24bdc4f64cd5 to 8fc17971d629 (1 revision)

24bdc4f64c..8fc17971d6

2023-10-09 hui.xie0621@gmail.com [libc++] LWG 3821 uses_allocator_construction_args should have overload for pair-like (#66939)

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/libcxx-chromium
Please CC hans@chromium.org,thakis@chromium.org on the revert to ensure that a human
is aware of the problem.

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Tbr: hans@chromium.org,thakis@chromium.org
Change-Id: I6d7b2bcaf8784bfd1e458b4c4cfc20063d10d2b5
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4921658
Bot-Commit: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/main@{#1207109}

DEPS

@@ -521,7 +521,7 @@ vars = {
 
   # If you change this, also update the libc++ revision in
   # //buildtools/deps_revisions.gni.
-  'libcxx_revision':       '24bdc4f64cd574be3df2dc2f5b5aca902dec3b3a',
+  'libcxx_revision':       '8fc17971d629c19a17b006d0c4fc41e721cc2f7f',
 
   # GN CIPD package version.
   'gn_version': 'git_revision:991530ce394efb58fcd848195469022fa17ae126',

buildtools/deps_revisions.gni

@@ -5,5 +5,5 @@
 declare_args() {
   # Used to cause full rebuilds on libc++ rolls. This should be kept in sync
   # with the libcxx_revision vars in //DEPS.
-  libcxx_revision = "24bdc4f64cd574be3df2dc2f5b5aca902dec3b3a"
+  libcxx_revision = "8fc17971d629c19a17b006d0c4fc41e721cc2f7f"
 }