Added javadoc.

git-svn-id: https://google-web-toolkit.googlecode.com/svn/trunk@88 8db76d5a-ed1c-0410-87a9-c151d255dfc7
diff --git a/dev/core/src/com/google/gwt/dev/js/JsToStringGenerationVisitor.java b/dev/core/src/com/google/gwt/dev/js/JsToStringGenerationVisitor.java
index 067cc1b..9624bf6 100644
--- a/dev/core/src/com/google/gwt/dev/js/JsToStringGenerationVisitor.java
+++ b/dev/core/src/com/google/gwt/dev/js/JsToStringGenerationVisitor.java
@@ -67,6 +67,9 @@
 
 import java.util.Iterator;
 
+/**
+ * Produces text output from a JavaScript AST.
+ */
 public class JsToStringGenerationVisitor extends JsAbstractVisitorWithEndVisits {
 
   private static final char[] CHARS_BREAK = "break".toCharArray();