Add a throw-away tool to remove IP addresses of external hosts

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=121279715

java/google/registry/tools/CreateContactCommand.java

@@ -111,7 +111,7 @@ final class CreateContactCommand extends MutatingEppToolCommand implements Gtech
   private static final int PASSWORD_LENGTH = 16;
 
   @Override
-  void initMutatingEppToolCommand() {
+  protected void initMutatingEppToolCommand() {
     if (isNullOrEmpty(password)) {
       password = passwordGenerator.createPassword(PASSWORD_LENGTH);
     }