Fix checkstyle violation in SplitLayoutPanel.

Review by: fabbott@google.com

git-svn-id: https://google-web-toolkit.googlecode.com/svn/trunk@9195 8db76d5a-ed1c-0410-87a9-c151d255dfc7
diff --git a/user/src/com/google/gwt/user/client/ui/SplitLayoutPanel.java b/user/src/com/google/gwt/user/client/ui/SplitLayoutPanel.java
index e34870e..fefd6bb 100644
--- a/user/src/com/google/gwt/user/client/ui/SplitLayoutPanel.java
+++ b/user/src/com/google/gwt/user/client/ui/SplitLayoutPanel.java
@@ -219,14 +219,14 @@
 
   private static final int DEFAULT_SPLITTER_SIZE = 8;
 
-  private final int splitterSize;
-
   /**
    * The element that masks the screen so we can catch mouse events over
    * iframes.
    */
   private static Element glassElem = null;
 
+  private final int splitterSize;
+
   /**
    * Construct a new {@link SplitLayoutPanel} with the default splitter size of
    * 8px.