Add wifi calling suggestion

Change-Id: I737736d675fe0a4606ff1ccfd7d4ec6b69e1fd73
diff --git a/src/com/android/settings/Settings.java b/src/com/android/settings/Settings.java
index 4141274..e20f93c 100644
--- a/src/com/android/settings/Settings.java
+++ b/src/com/android/settings/Settings.java
@@ -118,6 +118,7 @@
     public static class TopLevelSettings extends SettingsActivity { /* empty */ }
     public static class ApnSettingsActivity extends SettingsActivity { /* empty */ }
     public static class WifiCallingSettingsActivity extends SettingsActivity { /* empty */ }
+    public static class WifiCallingSuggestionActivity extends SettingsActivity { /* empty */ }
     public static class MemorySettingsActivity extends SettingsActivity { /* empty */ }
     public static class OverlaySettingsActivity extends SettingsActivity { /* empty */ }
     public static class WriteSettingsActivity extends SettingsActivity { /* empty */ }