Disabling ButtonTest#testPushButton on HtmlUnit because it fails.

Patch by: jlabanca
Review by: rjrjr (TBR)

git-svn-id: https://google-web-toolkit.googlecode.com/svn/trunk@6077 8db76d5a-ed1c-0410-87a9-c151d255dfc7

user/test/com/google/gwt/user/client/ui/ButtonTest.java

diff --git a/user/test/com/google/gwt/user/client/ui/ButtonTest.java b/user/test/com/google/gwt/user/client/ui/ButtonTest.java
index f570f20..c2b93eb 100644
--- a/user/test/com/google/gwt/user/client/ui/ButtonTest.java
+++ b/user/test/com/google/gwt/user/client/ui/ButtonTest.java
@@ -18,6 +18,8 @@
 import com.google.gwt.dom.client.EventTarget;
 import com.google.gwt.event.dom.client.ClickEvent;
 import com.google.gwt.event.dom.client.ClickHandler;
+import com.google.gwt.junit.DoNotRunWith;
+import com.google.gwt.junit.Platform;
 import com.google.gwt.junit.client.GWTTestCase;
 import com.google.gwt.user.client.Timer;
 import com.google.gwt.user.client.ui.FormPanel.SubmitEvent;
@@ -81,6 +83,7 @@
   /**
    * Tests issues 1585 and 3962: a button shouldn't submit a form.
    */
+  @DoNotRunWith(Platform.Htmlunit)
   public void testPushButton() {
     FormPanel f = new FormPanel();
     f.setAction("javascript:''");