Adds helpers to avoid << use

code/modules/goonchat/browserOutput.dm

@@ -100,7 +100,7 @@ GLOBAL_DATUM_INIT(iconCache, /savefile, new("data/iconCache.sav")) //Cache of ic
 	sendClientData()
 
 	//do not convert to to_chat()
-	owner << {"<span class="userdanger">If you can see this, update byond.</span>"}
+	SEND_TEXT(owner, "<span class=\"userdanger\">If you can see this, update byond.</span>")
 
 	pingLoop()
 
@@ -172,7 +172,7 @@ GLOBAL_DATUM_INIT(iconCache, /savefile, new("data/iconCache.sav")) //Cache of ic
 /proc/icon2base64(icon/icon, iconKey = "misc")
 	if (!isicon(icon))
 		return FALSE
-	GLOB.iconCache[iconKey] << icon
+	WRITE_FILE(GLOB.iconCache[iconKey], icon)
 	var/iconData = GLOB.iconCache.ExportText(iconKey)
 	var/list/partial = splittext(iconData, "{")
 	return replacetext(copytext(partial[2], 3, -5), "\n", "")
@@ -224,7 +224,6 @@ GLOBAL_DATUM_INIT(iconCache, /savefile, new("data/iconCache.sav")) //Cache of ic
 	//Ok so I did my best but I accept that some calls to this will be for shit like sound and images
 	//It stands that we PROBABLY don't want to output those to the browser output so just handle them here
 	if (istype(message, /image) || istype(message, /sound) || istype(target, /savefile))
-		target << message
 		CRASH("Invalid message! [message]")
 
 	if(!istext(message))
@@ -255,7 +254,7 @@ GLOBAL_DATUM_INIT(iconCache, /savefile, new("data/iconCache.sav")) //Cache of ic
 			continue
 
 		//Send it to the old style output window.
-		C << original_message
+		SEND_TEXT(C, original_message)
 
 		if(!C.chatOutput || C.chatOutput.broken) // A player who hasn't updated his skin file.
 			continue