Changing equals usage to DOM.compare

git-svn-id: https://google-web-toolkit.googlecode.com/svn/trunk@2028 8db76d5a-ed1c-0410-87a9-c151d255dfc7
diff --git a/user/src/com/google/gwt/user/client/ui/Tree.java b/user/src/com/google/gwt/user/client/ui/Tree.java
index 65b65d2..af09ab5 100644
--- a/user/src/com/google/gwt/user/client/ui/Tree.java
+++ b/user/src/com/google/gwt/user/client/ui/Tree.java
@@ -364,7 +364,7 @@
         // Currently, the way we're using image bundles causes extraneous events
         // to be sunk on individual items' open/close images. This leads to an
         // extra event reaching the Tree, which we will ignore here.
-        if (DOM.eventGetCurrentTarget(event).equals(getElement())) {
+        if (DOM.compare(DOM.eventGetCurrentTarget(event), getElement())) {
           elementClicked(root, DOM.eventGetTarget(event));
         }
         break;