Forgot to check the receivers, needed to do the standard removeGlobals call

git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@5042 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/java/com/threerings/presents/tools/GenReceiverTask.java

@@ -85,6 +85,9 @@ public class GenReceiverTask extends InvocationTask
             methods.add(new ServiceMethod(m, imports));
         }
         methods.sort();
+        
+        // get rid of primitives and java.lang types
+        imports.removeGlobals();
 
         generateSender(source, rname, rpackage, methods,
                        imports.toList().iterator());