diff -up chromium-126.0.6478.55/base/allocator/partition_allocator/src/partition_alloc/aarch64_support.h.me chromium-126.0.6478.55/base/allocator/partition_allocator/src/partition_alloc/aarch64_support.h
--- chromium-126.0.6478.55/base/allocator/partition_allocator/src/partition_alloc/aarch64_support.h.me	2024-06-12 13:09:47.539620293 -0400
+++ chromium-126.0.6478.55/base/allocator/partition_allocator/src/partition_alloc/aarch64_support.h	2024-06-12 13:12:10.570739701 -0400
@@ -10,9 +10,11 @@
 #include "partition_alloc/build_config.h"
 #include "partition_alloc/partition_alloc_buildflags.h"
 
+#if 0
 #if BUILDFLAG(IS_ANDROID) || BUILDFLAG(IS_LINUX)
 #define HAS_HW_CAPS
 #endif
+#endif
 
 #if defined(ARCH_CPU_ARM64) && defined(HAS_HW_CAPS)
 #include <asm/hwcap.h>