I'm a big idiot; fix up for bad checkin r1794.

Found by: sgross

git-svn-id: https://google-web-toolkit.googlecode.com/svn/trunk@1798 8db76d5a-ed1c-0410-87a9-c151d255dfc7

dev/core/src/com/google/gwt/dev/js/JsToStringGenerationVisitor.java

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 524b69f..bc035ff 100644
--- a/dev/core/src/com/google/gwt/dev/js/JsToStringGenerationVisitor.java
+++ b/dev/core/src/com/google/gwt/dev/js/JsToStringGenerationVisitor.java
@@ -525,9 +525,9 @@
   @Override
   public boolean visit(JsInvocation x, JsContext<JsExpression> ctx) {
     JsExpression qualifier = x.getQualifier();
-//    _parenPush(x, qualifier, false);
+    _parenPush(x, qualifier, false);
     accept(qualifier);
-//    _parenPop(x, qualifier, false);
+    _parenPop(x, qualifier, false);
 
     _lparen();
     boolean sep = false;