[TopAppBar] Add status bar foreground to compress catalog demo.

PiperOrigin-RevId: 459313548

Author: hunterstich

catalog/java/io/material/catalog/topappbar/TopAppBarCompressEffectFragment.java

@@ -30,6 +30,8 @@
 import android.widget.ToggleButton;
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
+import com.google.android.material.appbar.AppBarLayout;
+import com.google.android.material.shape.MaterialShapeDrawable;
 import com.google.android.material.tabs.TabLayout;
 import io.material.catalog.feature.DemoFragment;
 import io.material.catalog.feature.DemoUtils;
@@ -56,6 +58,10 @@ public View onCreateDemoView(
     AppCompatActivity activity = (AppCompatActivity) getActivity();
     activity.setSupportActionBar(toolbar);
 
+    AppBarLayout appBarLayout = view.findViewById(R.id.appbarlayout);
+    appBarLayout.setStatusBarForeground(
+        MaterialShapeDrawable.createWithElevationOverlay(requireContext()));
+
     TabLayout tabs = view.findViewById(R.id.tabs);
     ToggleButton showHideTabsButton = view.findViewById(R.id.show_hide_tabs_button);
     updateTabVisibility(tabs, showHideTabsButton.isChecked());