bug5161: adding "u2f" to the js.identifier.blacklist GWT compiler property

java/com.sap.sailing.domain.common/src/com/sap/sailing/domain/common/windfinder/AvailableWindFinderSpotCollections.java

@@ -21,9 +21,8 @@ public enum AvailableWindFinderSpotCollections {
     PORTO_CERVO("porto_cervo"),
     KORNATEN("kornaten"),
     MUEGGELSEE("mueggelsee"),
-    // TEGERNSEE("tegernsee"),
-    // AUCKLAND("auckland")
-    ;
+    TEGERNSEE("tegernsee"),
+    AUCKLAND("auckland");
 
     private final String name;
 

java/com.sap.sse.common/src/com/sap/sse/SSECommon.gwt.xml

@@ -2,4 +2,9 @@
 <!DOCTYPE module PUBLIC "-//Google Inc.//DTD Google Web Toolkit 2.7.0//EN" "http://gwtproject.org/doctype/2.7.0/gwt-module.dtd">
 <module>
    <source path='common'/>
+   <!-- Avoid the "u2f" identifier to be used during obfuscation; it conflicts with
+        the two-factor authentication library that browsers in 2019 have started to
+        map to window.u2f. See also bug 5161.
+     -->
+   <extend-configuration-property name="js.identifier.blacklist" value="u2f"/>
 </module>