ShadowMenu: compare objects using MiscUtils

This is easier to read than doing all sorts of null checks.

Author: ctrueden

src/main/java/org/scijava/menu/ShadowMenu.java

@@ -54,6 +54,7 @@
 import org.scijava.module.ModuleService;
 import org.scijava.plugin.Parameter;
 import org.scijava.util.ClassUtils;
+import org.scijava.util.MiscUtils;
 
 /**
  * A tree representing a menu structure independent of any particular user
@@ -291,9 +292,7 @@ public int compareTo(final ShadowMenu c) {
 		// if weights are equal, sort alphabetically
 		final String n1 = menuEntry.getName();
 		final String n2 = c.menuEntry.getName();
-		final String s1 = n1 == null ? "" : n1;
-		final String s2 = n2 == null ? "" : n2;
-		return s1.compareTo(s2);
+		return MiscUtils.compare(n1,  n2);
 	}
 
 	@Override