Bug 957918 - Port chat/ changes from Instantbird to comm-central - 7 - Bug 955569 - JS-Yahoo: "Would you like to be my chat buddy" sent on accepting buddy auth request, r=clokep.

chat/locales/en-US/yahoo.properties

@@ -12,7 +12,6 @@ login.error.unknown=Unknown Error %S
 network.error.http=HTTP connection error.
 
 conference.invite.message=Join my conference.
-buddy.invite.message=Would you be my chat buddy?
 
 # Some options are commented out because they aren't used. We do the same thing
 # to their description strings.

chat/protocols/yahoo/yahoo-session.jsm

@@ -168,7 +168,9 @@ YahooSession.prototype = {
 
   addBuddyToServer: function(aBuddy) {
     let packet = new YahooPacket(kPacketType.AddBuddy, 0, this.sessionId);
-    packet.addValue(14, _("buddy.invite.message"));
+    // We leave this invite message empty. Any message placed here will
+    // annoyingly be sent to the invitee when they accept the invite.
+    packet.addValue(14, "");
     packet.addValue(65, aBuddy.tag.name);
     packet.addValue(97, "1"); // UTF-8 encoding.
     packet.addValue(1, this._account.cleanUsername);