Auto-generate files after cl/571462941
diff --git a/ruby/ext/google/protobuf_c/ruby-upb.h b/ruby/ext/google/protobuf_c/ruby-upb.h
index 2e5dcec..c2b5f65 100755
--- a/ruby/ext/google/protobuf_c/ruby-upb.h
+++ b/ruby/ext/google/protobuf_c/ruby-upb.h
@@ -563,6 +563,9 @@
UPB_API void upb_Arena_Free(upb_Arena* a);
UPB_API bool upb_Arena_Fuse(upb_Arena* a, upb_Arena* b);
+void upb_Arena_IncRefFor(upb_Arena* arena, const void* owner);
+void upb_Arena_DecRefFor(upb_Arena* arena, const void* owner);
+
void* _upb_Arena_SlowMalloc(upb_Arena* a, size_t size);
size_t upb_Arena_SpaceAllocated(upb_Arena* arena);
uint32_t upb_Arena_DebugRefCount(upb_Arena* arena);
