http: name anonymous functions

Ref: https://github.com/nodejs/node/issues/8913
PR-URL: https://github.com/nodejs/node/pull/9054
Reviewed-By: Jeremiah Senkpiel <fishrock123@rocketmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>

lib/_http_agent.js

@@ -91,7 +91,7 @@ Agent.defaultMaxSockets = Infinity;
 Agent.prototype.createConnection = net.createConnection;
 
 // Get the key for a given set of request options
-Agent.prototype.getName = function(options) {
+Agent.prototype.getName = function getName(options) {
   var name = options.host || 'localhost';
 
   name += ':';
@@ -110,7 +110,7 @@ Agent.prototype.getName = function(options) {
   return name;
 };
 
-Agent.prototype.addRequest = function(req, options) {
+Agent.prototype.addRequest = function addRequest(req, options) {
   // Legacy API: addRequest(req, host, port, localAddress)
   if (typeof options === 'string') {
     options = {
@@ -173,7 +173,7 @@ Agent.prototype.addRequest = function(req, options) {
   }
 };
 
-Agent.prototype.createSocket = function(req, options, cb) {
+Agent.prototype.createSocket = function createSocket(req, options, cb) {
   var self = this;
   options = util._extend({}, options);
   options = util._extend(options, self.options);
@@ -236,7 +236,7 @@ Agent.prototype.createSocket = function(req, options, cb) {
   }
 };
 
-Agent.prototype.removeSocket = function(s, options) {
+Agent.prototype.removeSocket = function removeSocket(s, options) {
   var name = this.getName(options);
   debug('removeSocket', name, 'writable:', s.writable);
   var sets = [this.sockets];
@@ -275,7 +275,7 @@ Agent.prototype.removeSocket = function(s, options) {
   }
 };
 
-Agent.prototype.destroy = function() {
+Agent.prototype.destroy = function destroy() {
   var sets = [this.freeSockets, this.sockets];
   for (var s = 0; s < sets.length; s++) {
     var set = sets[s];