Enable selinux read_policy for adb pull.

Remove permission from appdomain.

(cherry picked from commit 309cc668f9da5a3e4df7ecd44f3618864e4cf7eb)

Bug: 16866291

Change-Id: I37936fed33c337e1ab2816258c2aff52700af116
diff --git a/adbd.te b/adbd.te
index a9a6355..9d3d30d 100644
--- a/adbd.te
+++ b/adbd.te
@@ -69,6 +69,8 @@
 allow adbd zygote_exec:file r_file_perms;
 allow adbd system_file:file r_file_perms;
 
+allow adbd kernel:security read_policy;
+
 service_manager_local_audit_domain(adbd)
 auditallow adbd {
     service_manager_type
diff --git a/app.te b/app.te
index 63ee7aa..491eea3 100644
--- a/app.te
+++ b/app.te
@@ -166,8 +166,6 @@
 # Check SELinux policy and contexts.
 selinux_check_access(appdomain)
 selinux_check_context(appdomain)
-# Enable reading of current selinux policy file
-allow appdomain kernel:security read_policy;
 # Validate that each process is running in the correct security context.
 allow appdomain domain:process getattr;