Rename "realIP" to "ip" in WhoWas struct.

It could be the real IP or the proxied IP.

irc/client.go

@@ -269,7 +269,7 @@ type WhoWas struct {
 	username       string
 	hostname       string
 	realname       string
-	realIP         net.IP
+	ip             net.IP
 	// technically not required for WHOWAS:
 	account     string
 	accountName string

irc/getters.go

@@ -436,7 +436,7 @@ func (client *Client) detailsNoMutex() (result ClientDetails) {
 	result.username = client.username
 	result.hostname = client.hostname
 	result.realname = client.realname
-	result.realIP = client.getIPNoMutex()
+	result.ip = client.getIPNoMutex()
 	result.nickMask = client.nickMaskString
 	result.nickMaskCasefolded = client.nickMaskCasefolded
 	result.account = client.account

irc/handlers.go

@@ -3429,7 +3429,7 @@ func whowasHandler(server *Server, client *Client, msg ircmsg.Message, rb *Respo
 			for _, whoWas := range results {
 				rb.Add(nil, server.name, RPL_WHOWASUSER, cnick, whoWas.nick, whoWas.username, whoWas.hostname, "*", whoWas.realname)
 				if canSeeIP {
-					rb.Add(nil, server.name, RPL_WHOWASIP, cnick, whoWas.nick, fmt.Sprintf(client.t("was connecting from %s"), utils.IPStringToHostname(whoWas.realIP.String())))
+					rb.Add(nil, server.name, RPL_WHOWASIP, cnick, whoWas.nick, fmt.Sprintf(client.t("was connecting from %s"), utils.IPStringToHostname(whoWas.ip.String())))
 				}
 			}
 		}