Fix for previous PR19985 - AccessibilityNodeInfoCompat.Checked (#19991)

* fixed

* fixed

* fixed naming

* just not having a good PR

src/Android/Avalonia.Android/Automation/ToggleNodeInfoProvider.cs

@@ -9,13 +9,18 @@ namespace Avalonia.Android.Automation
 {
     internal class ToggleNodeInfoProvider : NodeInfoProvider<IToggleProvider>
     {
-        private PropertyInfo? _checkedProperty;
+        private static PropertyInfo? s_checkedProperty;
 
         public ToggleNodeInfoProvider(ExploreByTouchHelper owner, AutomationPeer peer, int virtualViewId) : 
             base(owner, peer, virtualViewId)
         {
         }
 
+        static ToggleNodeInfoProvider()
+        {
+            s_checkedProperty = typeof(AccessibilityNodeInfoCompat).GetProperty(nameof(AccessibilityNodeInfoCompat.Checked));
+        }
+
         public override bool PerformNodeAction(int action, Bundle? arguments)
         {
             IToggleProvider provider = GetProvider();
@@ -36,11 +41,11 @@ namespace Avalonia.Android.Automation
 
             IToggleProvider provider = GetProvider();
 
-            _checkedProperty ??= nodeInfo.GetType().GetProperty(nameof(nodeInfo.Checked));
+            s_checkedProperty ??= nodeInfo.GetType().GetProperty(nameof(nodeInfo.Checked));
-            if (_checkedProperty?.PropertyType == typeof(int))
+            if (s_checkedProperty?.PropertyType == typeof(int))
             {
                 // Needed for Xamarin.AndroidX.Core 1.17+
-                _checkedProperty.SetValue(this, 
+                s_checkedProperty.SetValue(this, 
                     provider.ToggleState switch
                     {
                         ToggleState.On => 1,
@@ -48,10 +53,10 @@ namespace Avalonia.Android.Automation
                         _ => 0
                     });
             }
-            else if (_checkedProperty?.PropertyType == typeof(bool))
+            else if (s_checkedProperty?.PropertyType == typeof(bool))
             {
                 // Needed for Xamarin.AndroidX.Core < 1.17
-                _checkedProperty.SetValue(this, provider.ToggleState == ToggleState.On);
+                s_checkedProperty.SetValue(this, provider.ToggleState == ToggleState.On);
             }
 
             nodeInfo.Checkable = true;