[Audiosharing] Create confirmation to join audio.

Bug: 305620450
Test: manual
Change-Id: I7bb8ed290808115cb76b59f3bfdc52f09806034d
diff --git a/src/com/android/settings/Settings.java b/src/com/android/settings/Settings.java
index 3e48a9c..52f5e5b 100644
--- a/src/com/android/settings/Settings.java
+++ b/src/com/android/settings/Settings.java
@@ -399,6 +399,7 @@
     public static class StylusUsiDetailsActivity extends SettingsActivity { /* empty */ }
     public static class BluetoothBroadcastActivity extends SettingsActivity { /* empty */ }
     public static class BluetoothFindBroadcastsActivity extends SettingsActivity { /* empty */ }
+    public static class AudioStreamConfirmDialogActivity extends SettingsActivity { /* empty */ }
     public static class WifiCallingDisclaimerActivity extends SettingsActivity { /* empty */ }
     public static class MobileNetworkListActivity extends SettingsActivity {}
     public static class PowerMenuSettingsActivity extends SettingsActivity {}