AnonymousClasses supported

testData/ast/newClassExpression/expression/newClassWithAnonymousScope.jav

@@ -0,0 +1,6 @@
+new Runnable() {
+  @Override
+  public void run() {
+    System.out.println("Run");
+  }
+};

testData/ast/newClassExpression/expression/newClassWithAnonymousScope.kt

@@ -0,0 +1,5 @@
+java.lang.Runnable() {
+override public fun run() : Unit {
+System.`out`?.println("Run")
+}
+}