android 11.0 去掉usb授权提示框 默认给予权限

11.0定制化开发中，在进行iot开发过程中,在插入usb设备时会弹出usb授权提示框，也带来一些不便，怎么默认授予权限呢
UsbPermissionActivity.java 去掉usb授权提示框

diff --git a/frameworks/base/packages/SystemUI/src/com/android/systemui/usb/UsbPermissionActivity.java b/frameworks/base/packages/SystemUI/src/com/android/systemui/usb/UsbPermissionActivity.java
index 238407a..afeddd4 100644
--- a/frameworks/base/packages/SystemUI/src/com/android/systemui/usb/UsbPermissionActivity.java
+++ b/frameworks/base/packages/SystemUI/src/com/android/systemui/usb/UsbPermissionActivity.java
@@ -134,6 +134,9 @@ public class UsbPermissionActivity extends AlertActivity
}

-         setupAlert();
+