Remove subtitles for the homepage IA

Remove the summary of the homepage IA if silky home enabled.

Fixes: 170933968
Test: robotest & visual with turning on/off silky home
Change-Id: I502b6590cece9b80e9923109fe0582cc4d9a1c56

src/com/android/settings/network/TopLevelNetworkEntryPreferenceController.java

@@ -20,10 +20,12 @@ import android.content.Context;
 import android.icu.text.ListFormatter;
 import android.text.BidiFormatter;
 import android.text.TextUtils;
+import android.util.FeatureFlagUtils;
 
 import com.android.settings.R;
 import com.android.settings.Utils;
 import com.android.settings.core.BasePreferenceController;
+import com.android.settings.core.FeatureFlags;
 import com.android.settings.wifi.WifiPrimarySwitchPreferenceController;
 
 import java.util.ArrayList;
@@ -51,6 +53,11 @@ public class TopLevelNetworkEntryPreferenceController extends BasePreferenceCont
 
     @Override
     public CharSequence getSummary() {
+        // Remove homepage summaries for silky home.
+        if (FeatureFlagUtils.isEnabled(mContext, FeatureFlags.SILKY_HOME)) {
+            return null;
+        }
+
         final String wifiSummary = BidiFormatter.getInstance()
                 .unicodeWrap(mContext.getString(R.string.wifi_settings_title));
         final String mobileSummary = mContext.getString(