--- a/langtools/src/share/classes/com/sun/tools/javac/tree/TreeMaker.java	Fri May 24 11:26:17 2013 -0700
+++ b/langtools/src/share/classes/com/sun/tools/javac/tree/TreeMaker.java	Mon May 27 13:44:14 2013 +0100
@@ -332,7 +332,7 @@
         return tree;
     }
 
-    public JCThrow Throw(JCTree expr) {
+    public JCThrow Throw(JCExpression expr) {
         JCThrow tree = new JCThrow(expr);
         tree.pos = pos;
         return tree;