Revert^2 "Add blocked reason for internet permission"

This reverts commit cb74c08979530b898a7a30137d25b3253d600a69.

Reason for revert: This change is not a cause of b/342557183

Change-Id: Iee8d9b05bbe130a46b627b12da525177b4ee89b2
diff --git a/common/flags.aconfig b/common/flags.aconfig
index 55a96ac..6c3e89d 100644
--- a/common/flags.aconfig
+++ b/common/flags.aconfig
@@ -99,3 +99,11 @@
   description: "Flag for oem deny chains blocked reasons API"
   bug: "328732146"
 }
+
+flag {
+  name: "blocked_reason_network_restricted"
+  is_exported: true
+  namespace: "android_core_networking"
+  description: "Flag for BLOCKED_REASON_NETWORK_RESTRICTED API"
+  bug: "339559837"
+}