remove pause/resumeDrain functions from native code as disccued in issue brianc#515

Author: booo

lib/native/index.js

@@ -118,12 +118,7 @@ Connection.prototype._pulseQueryQueue = function(initialConnection) {
  var query = this._queryQueue.shift();
  if(!query) {
  if(!initialConnection) {
- //TODO remove all the pause-drain stuff for v1.0
- if(this._drainPaused) {
- this._drainPaused++;
- } else {
- this.emit('drain');
- }
+ this.emit('drain');
  }
  return;
  }
@@ -145,19 +140,6 @@ Connection.prototype._pulseQueryQueue = function(initialConnection) {
  }
 };
 
-//TODO remove all the pause-drain stuff for v1.0
-Connection.prototype.pauseDrain = function() {
- this._drainPaused = 1;
-};
-
-//TODO remove all the pause-drain stuff for v1.0
-Connection.prototype.resumeDrain = function() {
- if(this._drainPaused > 1) {
- this.emit('drain');
- }
- this._drainPaused = 0;
-};
-
 Connection.prototype.sendCopyFail = function(msg) {
  this.endCopyFrom(msg);
 };