net: avoid using forEach

PR-URL: https://github.com/nodejs/node/pull/11582
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>

lib/net.js

@@ -1502,9 +1502,9 @@ Server.prototype.getConnections = function(cb) {
     if (--left === 0) return end(null, total);
   }
 
-  this._slaves.forEach(function(slave) {
+  for (var n = 0; n < this._slaves.length; n++) {
-    slave.getConnections(oncount);
+    this._slaves[n].getConnections(oncount);
-  });
+  }
 };
 
 
@@ -1540,9 +1540,8 @@ Server.prototype.close = function(cb) {
     this._connections++;
 
     // Poll slaves
-    this._slaves.forEach(function(slave) {
+    for (var n = 0; n < this._slaves.length; n++)
-      slave.close(onSlaveClose);
+      this._slaves[n].close(onSlaveClose);
-    });
   } else {
     this._emitCloseIfDrained();
   }