Revert "stream: add bytesRead property for readable"

This reverts commit bfb2cd0.

Refs: nodejs#4372

doc/api/stream.markdown

@@ -250,11 +250,6 @@ readable: null
 end
 ```
 
-
-#### readable.bytesRead
-
-The amount of read bytes. If `objectMode` is `true`, the value is 0 always.
-
 #### readable.isPaused()
 
 * Return: `Boolean`

lib/_stream_readable.js

@@ -83,8 +83,6 @@ function Readable(options) {
 
  this._readableState = new ReadableState(options, this);
 
- this.bytesRead = 0;
-
  // legacy
  this.readable = true;
 
@@ -137,7 +135,6 @@ function readableAddChunk(stream, state, chunk, encoding, addToFront) {
  var e = new Error('stream.unshift() after end event');
  stream.emit('error', e);
  } else {
- stream.bytesRead += state.objectMode ? 0 : chunk.length;
  if (state.decoder && !addToFront && !encoding)
  chunk = state.decoder.write(chunk);
 

lib/net.js

@@ -91,6 +91,7 @@ exports._normalizeConnectArgs = normalizeConnectArgs;
 // called when creating new Socket, or when re-using a closed Socket
 function initSocketHandle(self) {
  self.destroyed = false;
+ self.bytesRead = 0;
  self._bytesDispatched = 0;
  self._sockname = null;
 
@@ -514,6 +515,10 @@ function onread(nread, buffer) {
  // will prevent this from being called again until _read() gets
  // called again.
 
+ // if it's not enough data, we'll just call handle.readStart()
+ // again right away.
+ self.bytesRead += nread;
+
  // Optimization: emit the original buffer with end points
  var ret = self.push(buffer);