java classes should extend java.lang.Object

#KT-1121 fixed

compiler/testData/readJavaBinaryClass/javaBean/JavaBeanAbstractGetter.kt

@@ -1,6 +1,6 @@
 package test
 
-trait JavaBeanAbstractGetter {
+trait JavaBeanAbstractGetter : java.lang.Object {
     //final val red: Int
     abstract fun getRed(): Int
 }