JDK-8215622 augmented the "jmap -histo" command to take an additional file argument and updated the maxmimum number of args expected via the attach API to be 4 instead of 3. However in the Windows code we still had it limited to 3 args! It is unclear how the new tests are actually working on Windows given this mismatch.

int Win32AttachListener::enqueue(char* cmd, char* arg0, char* arg1, char* arg2, char* pipename) {