Java to Kotlin convertor: generating of val/var constructor parameters when possible

j2k/tests/testData/ast/constructors/fieldsInitializedFromParams6.java

@@ -0,0 +1,8 @@
+//file
+class C {
+    public Object x;
+
+    public C(String x) {
+        this.x = x;
+    }
+}