use standard generateTypeInfo() call in pushTypeArguments()

idea/testData/codegen/typeInfo/forwardTypeParameter.jet

@@ -0,0 +1,12 @@
+class Foo() { }
+class Bar() { }
+
+fun isInstance<T>(obj: Any?) = obj is T
+
+fun isInstance2<T>(obj: Any?) = isInstance<T>(obj)
+
+fun box(): String {
+  if (! isInstance2<Foo>(Foo())) return "fail 1"
+  if (isInstance2<Bar>(Foo())) return "fail 2"
+  return "OK"
+}