Consolidate all wrappers used for testing.

- Add the wrapper package and move all wrappers to the wrapper package.
- Get rid of some wrapper interface/impl implementation and have a
wrapper class directly.

Bug: 65634579
Test: make RunSettingsRoboTests
Change-Id: Ic757d8f7bacfa7a034c7e692205bc1dc4b0e1de1

src/com/android/settings/datausage/AppDataUsage.java

@@ -46,14 +46,13 @@ import android.widget.AdapterView;
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
 import com.android.settings.R;
 import com.android.settings.applications.AppInfoBase;
-import com.android.settings.applications.PackageManagerWrapper;
-import com.android.settings.applications.PackageManagerWrapperImpl;
 import com.android.settings.widget.EntityHeaderController;
 import com.android.settingslib.AppItem;
 import com.android.settingslib.net.ChartData;
 import com.android.settingslib.net.ChartDataLoader;
 import com.android.settingslib.net.UidDetail;
 import com.android.settingslib.net.UidDetailProvider;
+import com.android.settingslib.wrapper.PackageManagerWrapper;
 
 public class AppDataUsage extends DataUsageBase implements Preference.OnPreferenceChangeListener,
         DataSaverBackend.Listener {
@@ -104,7 +103,7 @@ public class AppDataUsage extends DataUsageBase implements Preference.OnPreferen
     @Override
     public void onCreate(Bundle icicle) {
         super.onCreate(icicle);
-        mPackageManagerWrapper = new PackageManagerWrapperImpl(getPackageManager());
+        mPackageManagerWrapper = new PackageManagerWrapper(getPackageManager());
         final Bundle args = getArguments();
 
         try {