6837906: compiler tests of 6636138 fail with IllegalAccessException

Summary: The compiler tests of 6636138 fail with an IllegalAccessException.
Reviewed-by: kvn

test/compiler/6636138/Test1.java

@@ -29,7 +29,7 @@
  * @run main/othervm -server -Xbatch -XX:CompileOnly=Test1.init Test1
  */
 
-class Test1 {
+public class Test1 {
 
     public static void init(int src[], int [] dst, int[] ref) {
         // initialize the arrays

test/compiler/6636138/Test2.java

@@ -29,7 +29,7 @@
  * @run main/othervm -server -Xbatch -XX:CompileOnly=Test2.shift Test2
  */
 
-class Test2 {
+public class Test2 {
 
     public static void init(int src[]) {
         // Initialize the array