Add icons for the twitter protocol plugin (icons provided by idechix).

im/themes/jar.mn

@@ -218,6 +218,10 @@ instantbird.jar:
 	skin/classic/prpl/simple/icon32.png	(prpl/prpl-simple-32.png)
 	skin/classic/prpl/simple/icon48.png	(prpl/prpl-simple-48.png)
 	skin/classic/prpl/simple/icon.png	(prpl/prpl-simple.png)
+% skin prpl-twitter classic/1.0 %skin/classic/prpl/twitter/
+	skin/classic/prpl/twitter/icon32.png	(prpl/prpl-twitter-32.png)
+	skin/classic/prpl/twitter/icon48.png	(prpl/prpl-twitter-48.png)
+	skin/classic/prpl/twitter/icon.png	(prpl/prpl-twitter.png)
 % skin prpl-yahoo classic/1.0 %skin/classic/prpl/yahoo/
 % skin prpl-yahoojp classic/1.0 %skin/classic/prpl/yahoo/
 	skin/classic/prpl/yahoo/icon32.png	(prpl/prpl-yahoo-32.png)

purple/purplexpcom/src/twitter.js

@@ -401,6 +401,7 @@ function TwitterProtocol() { }
 TwitterProtocol.prototype = {
   __proto__: GenericProtocolPrototype,
   get name() "Twitter",
+  get iconBaseURI() "chrome://prpl-twitter/skin/",
   get noPassword() true,
   options: {
     "track": {label: "Tracked keywords", default: ""}