Remove permission bar chart in Privacy setting

- Because permission hub is already postponed,
we don't need to show this UI in privacy settings.

Test: Rebuild, visual, robotest
Change-Id: I51aca52bc605a3c6b0cafc084e8e491c280d770f
Fix: 143447873

src/com/android/settings/privacy/PrivacyDashboardFragment.java

@@ -18,10 +18,6 @@ package com.android.settings.privacy;
 
 import android.app.settings.SettingsEnums;
 import android.content.Context;
-import android.os.Bundle;
-import android.view.View;
-
-import androidx.annotation.VisibleForTesting;
 
 import com.android.settings.R;
 import com.android.settings.dashboard.DashboardFragment;
@@ -68,24 +64,6 @@ public class PrivacyDashboardFragment extends DashboardFragment {
         return buildPreferenceControllers(context, getSettingsLifecycle());
     }
 
-    @Override
-    public void onAttach(Context context) {
-        super.onAttach(context);
-        use(PermissionBarChartPreferenceController.class).setFragment(this /* fragment */);
-    }
-
-    @Override
-    public void onViewCreated(View view, Bundle savedInstanceState) {
-        super.onViewCreated(view, savedInstanceState);
-        initLoadingBar();
-    }
-
-    @VisibleForTesting
-    void initLoadingBar() {
-        setPinnedHeaderView(R.layout.progress_header);
-        showPinnedHeader(false);
-    }
-
     private static List<AbstractPreferenceController> buildPreferenceControllers(
             Context context, Lifecycle lifecycle) {
         final List<AbstractPreferenceController> controllers = new ArrayList<>();