fix test

libraries/tools/kotlin-gradle-plugin/src/test/resources/testProject/AndroidAlfaProject/AndroidAlfa/src/main/kotlin/org/jetbrains/kotlin/gradle/test/androidalfa/MainActivity2.kt

@@ -8,17 +8,17 @@ import android.view.View
 import android.widget.Button
 import org.jetbrains.kotlin.gradle.test.androidalfa.R
 
-open class MainActivity2: Activity {
+open class MainActivity2: Activity() {
 
     protected override fun onCreate(savedInstanceState: Bundle?): Unit {
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_main2)
 
         var next: Button = findViewById(R.id.Button02) as Button
-        next.setOnClickListener(object: View.OnClickListener() {
+        next.setOnClickListener(object: View.OnClickListener {
             public override fun onClick(view: View?): Unit {
                 val intent: Intent = Intent()
-                setResult(RESULT_OK, intent)
+                setResult(Activity.RESULT_OK, intent)
                 finish()
             }
         })