Packaging possibly avoids TreeChecker snafu in test

Author: som-snytt

tests/pos/t11788/Bar.scala

@@ -1,3 +1,5 @@
+package p
+
 object Bar extends App {
   println(new Foo().test())
 }

tests/pos/t11788/Foo.java

@@ -1,3 +1,5 @@
+package p;
+
 public class Foo {
 	private String java;
 

tests/pos/t11788b/Bar.scala

@@ -1,3 +1,5 @@
+package p
+
 object Bar extends App {
   println(new Foo().test())
 }

tests/pos/t11788b/Foo.java

@@ -1,3 +1,5 @@
+package p;
+
 public class Foo {
 	private String java;
 

tests/pos/t11788b/java.java

@@ -1,3 +1,4 @@
+package p;
 
 public class java {
 	public static class lang {

tests/pos/t11788c/Bar.scala

@@ -1,3 +1,5 @@
+package p
+
 object Bar extends App {
   println(new Foo().test())
 }

tests/pos/t11788c/Foo.java

@@ -1,3 +1,5 @@
+package p;
+
 public class Foo {
 	private String java;
 

tests/pos/t11788c/java.java

@@ -1,3 +1,4 @@
+package p;
 
 public class java {
 	public static class lang {