Add vpn hide xposed module

app/src/main/java/android/content/pm/IPackageInstaller.java

@@ -0,0 +1,21 @@
+package android.content.pm;
+
+import android.os.Binder;
+import android.os.IBinder;
+import android.os.IInterface;
+import android.os.RemoteException;
+
+public interface IPackageInstaller extends IInterface {
+
+    int createSession(PackageInstaller.SessionParams params, String installerPackageName, String installerAttributionTag, int userId) throws RemoteException;
+
+    IPackageInstallerSession openSession(int sessionId) throws RemoteException;
+
+    void abandonSession(int sessionId) throws RemoteException;
+
+    abstract class Stub extends Binder implements IPackageInstaller {
+        public static IPackageInstaller asInterface(IBinder binder) {
+            throw new UnsupportedOperationException();
+        }
+    }
+}