diff --git base/allocator/BUILD.gn base/allocator/BUILD.gn
index 6ebbc11..b667064 100644
--- base/allocator/BUILD.gn
+++ base/allocator/BUILD.gn
@@ -15,8 +15,7 @@ declare_args() {
 
 # The Windows-only allocator shim is only enabled for Release static builds, and
 # is mutually exclusive with the generalized shim.
-win_use_allocator_shim = is_win && !is_component_build && !is_debug &&
-                         !use_allocator_shim && !is_asan
+win_use_allocator_shim = false
 
 # This "allocator" meta-target will forward to the default allocator according
 # to the build settings.