Index: /trunk/src/org/openstreetmap/josm/data/Preferences.java
===================================================================
--- /trunk/src/org/openstreetmap/josm/data/Preferences.java	(revision 5466)
+++ /trunk/src/org/openstreetmap/josm/data/Preferences.java	(revision 5467)
@@ -450,15 +450,15 @@
     }
 
-    synchronized public Boolean getBoolean(final String key) {
+    synchronized public boolean getBoolean(final String key) {
         putDefault(key, null);
         return properties.containsKey(key) ? Boolean.parseBoolean(properties.get(key)) : false;
     }
 
-    synchronized public Boolean getBoolean(final String key, final boolean def) {
+    synchronized public boolean getBoolean(final String key, final boolean def) {
         putDefault(key, Boolean.toString(def));
         return properties.containsKey(key) ? Boolean.parseBoolean(properties.get(key)) : def;
     }
 
-    synchronized public Boolean getBoolean(final String key, final String specName, final boolean def) {
+    synchronized public boolean getBoolean(final String key, final String specName, final boolean def) {
         putDefault(key, Boolean.toString(def));
         String skey = key+"."+specName;