Fix shelf auto-hide calculation for app-list visibility.

ash/shelf/shelf_view_unittest.cc

Index: ash/shelf/shelf_view_unittest.cc
diff --git a/ash/shelf/shelf_view_unittest.cc b/ash/shelf/shelf_view_unittest.cc
index 3f4fc968204e08da3aa5edddc3df2e5023343ecf..22fbe20a3ffec5d7fe88c0a74d1e8410b8a4f83f 100644
--- a/ash/shelf/shelf_view_unittest.cc
+++ b/ash/shelf/shelf_view_unittest.cc
@@ -2044,6 +2044,7 @@ class ListMenuShelfItemDelegate : public TestShelfItemDelegate {
 // simulating end of the animation. Similar to the actual AppListPresenter, this
 // class toggles app list visibility based on the actual visibility rather than
 // the target visibility (which might be different due to in-flight animation).
+// This test class doesn't support checking for display-specific visibility.
 class TestAppListPresenter : public app_list::AppListPresenter {
  public:
   TestAppListPresenter() {}
@@ -2060,8 +2061,14 @@ class TestAppListPresenter : public app_list::AppListPresenter {
     else
       Show(display_id);
   }
-  bool IsVisible() const override { return is_visible_; }
-  bool GetTargetVisibility() const override { return target_visibility_; }
+  bool IsVisible(
+      int64_t display_id = display::kInvalidDisplayId) const override {
+    return is_visible_;
+  }
+  bool GetTargetVisibility(
+      int64_t display_id = display::kInvalidDisplayId) const override {
+    return target_visibility_;
+  }
 
  private:
   bool is_visible_ = false;