--- old/src/share/classes/com/sun/tools/javac/processing/JavacProcessingEnvironment.java	2011-11-02 11:34:04.012632111 -0700
+++ new/src/share/classes/com/sun/tools/javac/processing/JavacProcessingEnvironment.java	2011-11-02 11:34:03.949641872 -0700
@@ -1222,7 +1222,7 @@
         List<ClassSymbol> classes = List.nil();
         for (JCCompilationUnit unit : units) {
             for (JCTree node : unit.defs) {
-                if (node.getTag() == JCTree.CLASSDEF) {
+                if (node.hasTag(JCTree.Tag.CLASSDEF)) {
                     ClassSymbol sym = ((JCClassDecl) node).sym;
                     Assert.checkNonNull(sym);
                     classes = classes.prepend(sym);