Addressing PR feedback

Author: arpitmathur

src/Microsoft.DotNet.Wpf/src/PresentationFramework/System/Windows/Automation/Peers/ComboBoxAutomationPeer.cs

@@ -61,9 +61,9 @@ override public object GetPattern(PatternInterface pattern)
             {
                 iface = this;
             }
-            else if (pattern == PatternInterface.Scroll)
+            else if (pattern == PatternInterface.Scroll && !owner.IsDropDownOpen)
             {
-                if (owner.IsDropDownOpen) iface = this;
+                iface = this;
             }
             else
             {

src/Microsoft.DotNet.Wpf/src/PresentationFramework/System/Windows/Automation/Peers/GroupItemAutomationPeer.cs

@@ -150,7 +150,9 @@ protected override List<AutomationPeer> GetChildrenCore()
                     if (itemsHost == null)
                     {
                         if (_expanderPeer == null)
+                        {
                             return null;
+                        }
                         else
                         {
                             children.Add(_expanderPeer);