Change visibility of some build targets that are publicly used.

Bug: None
Change-Id: I9b0dc56364648ac4d4fa4b8bb67af44700621b24
Reviewed-on: https://webrtc-review.googlesource.com/93282
Reviewed-by: Anders Carlsson <andersc@webrtc.org>
Reviewed-by: Karl Wiberg <kwiberg@webrtc.org>
Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#24256}
diff --git a/rtc_base/BUILD.gn b/rtc_base/BUILD.gn
index 2dd4dc7..2b1a34a 100644
--- a/rtc_base/BUILD.gn
+++ b/rtc_base/BUILD.gn
@@ -90,6 +90,8 @@
 }
 
 rtc_source_set("macromagic") {
+  # TODO(bugs.webrtc.org/9606): This should not be public.
+  visibility = [ "*" ]
   sources = [
     "arraysize.h",
     "constructormagic.h",
@@ -188,6 +190,7 @@
 }
 
 rtc_source_set("logging") {
+  visibility = [ "*" ]
   deps = [
     ":criticalsection",
     ":macromagic",
@@ -237,6 +240,8 @@
 }
 
 rtc_source_set("checks") {
+  # TODO(bugs.webrtc.org/9607): This should not be public.
+  visibility = [ "*" ]
   sources = [
     "checks.cc",
     "checks.h",
@@ -295,6 +300,7 @@
 }
 
 rtc_source_set("timeutils") {
+  visibility = [ "*" ]
   sources = [
     "timeutils.cc",
     "timeutils.h",