Roll clang+rust llvmorg-22-init-8940-g4d4cb757-84 : llvmorg-22-init-10401-gd45b427e-1 / 15283f6fe95e5b604273d13a428bab5fc0788f5a-1 : 4fd31815524baba0bf368f151f757101f432e3de-1

https://chromium.googlesource.com/external/github.com/llvm/llvm-project/+log/4d4cb757..d45b427e

https://chromium.googlesource.com/external/github.com/rust-lang/rust/+log/15283f6fe95e..4fd31815524b

Ran: ./tools/clang/scripts/upload_revision.py d45b427ed476529a6cc52566c03839ad976ac37f

Bug: 447621227
Change-Id: Ic326b666c63545f96fba5d520eb0fc0db15b24a5
Disable-Rts: True
Cq-Include-Trybots: chromium/try:android-cronet-riscv64-dbg
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Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/7018372
Reviewed-by: Hans Wennborg <hans@chromium.org>
Commit-Queue: Hans Wennborg <hans@chromium.org>
Reviewed-by: Nico Weber <thakis@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1527457}
NOKEYCHECK=True
GitOrigin-RevId: f6d877f6f7f81bab798ef37100132c11f4ed1558
diff --git a/update_rust.py b/update_rust.py
index a5f4cbc..172e262 100755
--- a/update_rust.py
+++ b/update_rust.py
@@ -36,7 +36,7 @@
 # These fields are written by //tools/clang/scripts/upload_revision.py, and
 # should not be changed manually.
 # They are also read by build/config/compiler/BUILD.gn.
-RUST_REVISION = '15283f6fe95e5b604273d13a428bab5fc0788f5a'
+RUST_REVISION = '4fd31815524baba0bf368f151f757101f432e3de'
 RUST_SUB_REVISION = 1
 
 # The revision of Crubit to use from https://github.com/google/crubit
@@ -51,7 +51,7 @@
 # Hash of src/stage0.json, which itself contains the stage0 toolchain hashes.
 # We trust the Rust build system checks, but to ensure it is not tampered with
 # itself check the hash.
-STAGE0_JSON_SHA256 = 'e2d3d97d3dff925c7016c3dfafe2e7207dd7f4806215fb22c4337f4dacf45dea'
+STAGE0_JSON_SHA256 = 'fbc1d539b0d163bcac411364646a16d57ed4d2699e4cdfed2e856e6d099c0b26'
 
 THIS_DIR = os.path.abspath(os.path.dirname(__file__))
 CHROMIUM_DIR = os.path.abspath(os.path.join(THIS_DIR, '..', '..'))