Settings Fragment Migration (Build pass app)

This patch focused on fixing compile errors and some runtime errors.

Test: We can't test it now. But we will have an integration test later.
Bug: 110259478
Change-Id: I16c471ddcd0fa1460c665b7f74d86fcace5ee67b

src/com/android/settings/print/PrintSettingsFragment.java

@@ -32,7 +32,6 @@ import android.print.PrintJobId;
 import android.print.PrintJobInfo;
 import android.print.PrintManager;
 import android.print.PrintManager.PrintJobStateChangeListener;
-import android.print.PrintServicesLoader;
 import android.printservice.PrintServiceInfo;
 import android.provider.SearchIndexableResource;
 import android.provider.Settings;