Remove the unnecessary suppress warning

Patch by: amitmanjhi
Review by: rjrjr


git-svn-id: https://google-web-toolkit.googlecode.com/svn/trunk@8586 8db76d5a-ed1c-0410-87a9-c151d255dfc7
diff --git a/user/src/com/google/gwt/app/place/AbstractRecordEditActivity.java b/user/src/com/google/gwt/app/place/AbstractRecordEditActivity.java
index 72cd001..cdfd58a 100644
--- a/user/src/com/google/gwt/app/place/AbstractRecordEditActivity.java
+++ b/user/src/com/google/gwt/app/place/AbstractRecordEditActivity.java
@@ -49,7 +49,6 @@
   private final PlaceController placeController;
 
   private R record;
-  @SuppressWarnings("unused")
   private Long futureId;
   private Display display;