Reverting this feature, once again. *sigh*

net/spdy/spdy_session.cc

Index: net/spdy/spdy_session.cc
diff --git a/net/spdy/spdy_session.cc b/net/spdy/spdy_session.cc
index 63e6744e49287c142ee41c220352fb1563486ae3..412294af7a1b02b258b0eb73a7fa6aaa88b298dd 100644
--- a/net/spdy/spdy_session.cc
+++ b/net/spdy/spdy_session.cc
@@ -421,7 +421,6 @@ net::Error SpdySession::InitializeWithSocket(
 
   state_ = CONNECTED;
   connection_.reset(connection);
-  connection_->AddLayeredPool(this);
   is_secure_ = is_secure;
   certificate_error_code_ = certificate_error_code;
 
@@ -1219,18 +1218,6 @@ int SpdySession::GetLocalAddress(IPEndPoint* address) const {
   return connection_->socket()->GetLocalAddress(address);
 }
 
-bool SpdySession::CloseOneIdleConnection() {
-  if (spdy_session_pool_ && num_active_streams() == 0) {
-    bool ret = HasOneRef();
-    // Will remove a reference to this.
-    RemoveFromPool();
-    // Since the underlying socket is only returned when |this| is destroyed
-    // we should only return true if RemoveFromPool() removed the last ref.
-    return ret;
-  }
-  return false;
-}
-
 void SpdySession::ActivateStream(SpdyStream* stream) {
   const SpdyStreamId id = stream->stream_id();
   DCHECK(!IsStreamActive(id));