avm2: Add static methods to XML in public namespace

'My Champion Oliver' relies on being able to call these methods
without the AS3 namespace.

core/src/avm2/globals/XML.as

@@ -300,6 +300,18 @@ package {
             self.AS3::setLocalName(name);
         }
 
+        XML.settings = function() {
+            return XML.AS3::settings();
+        }
+
+        XML.setSettings = function(v:* = undefined) {
+            XML.AS3::setSettings(v)
+        }
+
+        XML.defaultSettings = function() {
+            return XML.AS3::defaultSettings();
+        }
+
         public static const length:int = 1;
     }
 }

tests/tests/swfs/avm2/xml_methods_settings/Test.as

@@ -0,0 +1,17 @@
+package  {
+	
+	import flash.display.MovieClip;
+	
+	
+	public class Test extends MovieClip {
+		
+		
+		public function Test() {
+			trace("XML settings: " + XML[new QName("", "settings")]);
+			trace("XML setSettings: " + XML[new QName("", "setSettings")]);
+			trace("XML defaultSettings: " + XML[new QName("", "defaultSettings")]);
+		}
+
+	}
+	
+}

tests/tests/swfs/avm2/xml_methods_settings/output.txt

@@ -0,0 +1,3 @@
+XML settings: function Function() {}
+XML setSettings: function Function() {}
+XML defaultSettings: function Function() {}

tests/tests/swfs/avm2/xml_methods_settings/test.toml

@@ -0,0 +1 @@
+num_ticks = 1