Android 删除telephony的features

比如删除android.hardware.telephony.subscription
找到这个文件：frameworks/native/data/etc/android.hardware.telephony.subscription.xml

<!-- This is the standard set of features for devices to support Telephony Subscription API. --> -<permissions>	 +<permissions> +   <!--    <feature name="android.hardware.telephony" /> -  <!--     <feature name="android.hardware.telephony.subscription" />     -->  </permissions>