Index: trunk/src/org/openstreetmap/josm/io/imagery/WMSImagery.java
===================================================================
--- trunk/src/org/openstreetmap/josm/io/imagery/WMSImagery.java	(revision 13327)
+++ trunk/src/org/openstreetmap/josm/io/imagery/WMSImagery.java	(revision 13328)
@@ -374,5 +374,5 @@
         getChildrenStream(element)
             .filter(child -> "CRS".equals(child.getNodeName()) || "SRS".equals(child.getNodeName()))
-            .map(child -> getContent(child))
+            .map(WMSImagery::getContent)
             .filter(crs -> !crs.isEmpty())
             .map(crs -> crs.trim().toUpperCase(Locale.ENGLISH))