port should not be public

BUILD

@@ -63,7 +63,6 @@ cc_library(
     srcs = [
         "upb/port.c",
     ],
-    visibility = ["//visibility:public"],
 )
 
 cc_library(
@@ -109,7 +108,6 @@ cc_library(
     }),
     visibility = ["//visibility:public"],
     deps = [
-        ":port",
         ":upb",
     ],
 )

CMakeLists.txt

@@ -78,7 +78,6 @@ target_link_libraries(upb
   port)
 add_library(generated_code_support__only_for_generated_code_do_not_use__i_give_permission_to_break_me INTERFACE)
 target_link_libraries(generated_code_support__only_for_generated_code_do_not_use__i_give_permission_to_break_me INTERFACE
-  port
   upb)
 add_library(reflection
   upb/def.c

bazel/upb_proto_library.bzl

@@ -238,7 +238,6 @@ _upb_proto_library_aspect = aspect(
         ),
         "_upb": attr.label_list(default = [
             "//:generated_code_support__only_for_generated_code_do_not_use__i_give_permission_to_break_me",
-            "//:port",
             "//:upb",
         ]),
         "_ext": attr.string(default = ".upb"),
@@ -280,7 +279,7 @@ _upb_proto_reflection_library_aspect = aspect(
         ),
         "_upb": attr.label_list(
             default = [
-                "//:port",
+                "//third_party/upb:generated_code_support__only_for_generated_code_do_not_use__i_give_permission_to_break_me",
                 "//:upb",
                 "//:reflection",
             ],