Merge "Make WRITE_APN_SETTINGS a system-only permission."

    <!-- Allows applications to write the apn settings -->

    <permission android:name="android.permission.WRITE_APN_SETTINGS"

                android:permissionGroup="android.permission-group.SYSTEM_TOOLS"

                android:protectionLevel="dangerous"

                android:protectionLevel="signatureOrSystem"

                android:description="@string/permdesc_writeApnSettings"

                android:label="@string/permlab_writeApnSettings" />