Misc fixes

- Remove tiny icon in bluetooth subheader
- Turn new search on

Fix: 35917435
Test: make RunSettingsRoboTests

Change-Id: I97a02319108a46a0c3df2295ddec49d47f13b597

src/com/android/settings/search2/SearchFeatureProviderImpl.java

@@ -40,7 +40,7 @@ public class SearchFeatureProviderImpl implements SearchFeatureProvider {
 
     @Override
     public boolean isEnabled(Context context) {
-        return false;
+        return true;
     }
 
     @Override