Merge "Remove slice_internals from features allow list" am: 4b68649eb0

Original change: https://android-review.googlesource.com/c/platform/build/soong/+/2472148

Change-Id: Ibb111504b21c4e902e464acfdf88f60c8f855c1e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/rust/builder.go b/rust/builder.go
index 5566451..4b20e2b 100644
--- a/rust/builder.go
+++ b/rust/builder.go
@@ -255,7 +255,7 @@
 	// Disallow experimental features
 	modulePath := android.PathForModuleSrc(ctx).String()
 	if !(android.IsThirdPartyPath(modulePath) || strings.HasPrefix(modulePath, "prebuilts")) {
-		rustcFlags = append(rustcFlags, "-Zallow-features=\"default_alloc_error_handler,custom_inner_attributes,mixed_integer_ops,slice_internals\"")
+		rustcFlags = append(rustcFlags, "-Zallow-features=\"default_alloc_error_handler,custom_inner_attributes,mixed_integer_ops\"")
 	}
 
 	// Collect linker flags