Cts fail cause by Setting config_disable_all_allmessages true

Follow the <Android S GMS Requirements-Mainline Updates> document,
setting "config_disable_all_all_messages" to true on the tablet to
disable the cell broadcast function will cause Disallow config
cell broadcasts test fail under com.android.cts.ver
.DeviceOwnerPositiveTestActivity.java#POLICY_TRANSPARENCY

bug: 208179476
test: android-cts-verifier-12_r1-linux_x86-arm
Change-Id: I4947399cb95fcfecec42ca3497418d28150166d1
Merged-In: I4947399cb95fcfecec42ca3497418d28150166d1
(cherry picked from commit 7a4058526ac51914485a475de415f126de0637b6)
diff --git a/apps/CtsVerifier/src/com/android/cts/verifier/managedprovisioning/UserRestrictions.java b/apps/CtsVerifier/src/com/android/cts/verifier/managedprovisioning/UserRestrictions.java
index 26cfe57..f027c9a 100644
--- a/apps/CtsVerifier/src/com/android/cts/verifier/managedprovisioning/UserRestrictions.java
+++ b/apps/CtsVerifier/src/com/android/cts/verifier/managedprovisioning/UserRestrictions.java
@@ -290,6 +290,10 @@
                 return (hasSettingsActivity(context, Settings.ACTION_DISPLAY_SETTINGS)
                     && !pm.hasSystemFeature(PackageManager.FEATURE_WATCH));
             case UserManager.DISALLOW_CONFIG_CELL_BROADCASTS:
+                if (context.getResources().getBoolean(context.getResources()
+                        .getIdentifier("config_disable_all_cb_messages", "bool", "android"))) {
+                    return false;
+                }
                 final TelephonyManager tm =
                     context.getSystemService(TelephonyManager.class);
                 if (!tm.isSmsCapable()) {