Update README.md

Author: mrhemalatha

README.md

@@ -43,47 +43,12 @@ class CustomNumericTextBoxRenderer_UWP : SfNumericTextBoxRenderer
             base.OnElementChanged(e);
             if (Control != null)
             {
-                Control.Loaded += Control_Loaded;
+                Control.ShowClearButton = false;
             }
-        }
-
-        private void Control_Loaded(object sender, Windows.UI.Xaml.RoutedEventArgs e)
-        {
 
-            FindChildControl<Button>(Control, "DeleteButton");
-        }
-        public DependencyObject FindChildControl<T>(DependencyObject control, string ctrlName)
-        {
-            int childNumber = VisualTreeHelper.GetChildrenCount(control);
-            for (int i = 0; i < childNumber; i++)
-            {
-                DependencyObject child = VisualTreeHelper.GetChild(control, i);
-                FrameworkElement FrameElement = child as FrameworkElement;
-                if (FrameElement == null) return null;
-
-                if ((FrameElement is Grid))
-                {
-                    UIElement FrameElementChild = (FrameElement as Grid).Children[1];
-                    if (FrameElementChild is Grid)
-                    {
-                        UIElement CloseButton = (FrameElementChild as Grid).Children[6];
-                        if ((CloseButton as Button).Name == ctrlName)
-                        {
-                            (CloseButton as Button).Width = 0;
-                            (CloseButton as Button).Height = 0;
-                        }
-                    }
-                    return child;
-                }
-                else
-                {
-                    DependencyObject nextLevel = FindChildControl<T>(child, ctrlName);
-                    if (nextLevel != null)
-                        return nextLevel;
-                }
-            }
-            return null;
         }
+
+        
     }
 ```