Fix test failure.

Change-Id: I5fc861e2ad6914648bce28e6478f3a87fe8da246
diff --git a/user/test/com/google/gwt/dev/jjs/test/BasicJsInteropTest.java b/user/test/com/google/gwt/dev/jjs/test/BasicJsInteropTest.java
index 22b05a9..a375bd9 100644
--- a/user/test/com/google/gwt/dev/jjs/test/BasicJsInteropTest.java
+++ b/user/test/com/google/gwt/dev/jjs/test/BasicJsInteropTest.java
@@ -15,6 +15,8 @@
  */
 package com.google.gwt.dev.jjs.test;
 
+import com.google.gwt.junit.DoNotRunWith;
+import com.google.gwt.junit.Platform;
 import com.google.gwt.junit.client.GWTTestCase;
 
 import jsinterop.annotations.JsType;
@@ -42,6 +44,7 @@
     return { field: "AA" };
   }-*/;
 
+  @DoNotRunWith(Platform.Devel)
   public void testANotPruned() {
     A a = createA();
     assertEquals("aa", a.field.toLowerCase());