do not suggest child type if instanceof inside selected block; if child type suggested then insert cast in method call

java/java-tests/testData/refactoring/extractMethod/Cast4ParamGeneration.java

@@ -0,0 +1,11 @@
+public class Test {
+  void foo(Object o) {
+    if (o instanceof A) {
+      <selection>((A)o).bar();</selection>
+    }
+  }
+}
+
+class A {
+  void bar(){}
+}