Allow SpdySessionPool to find/create SpdySession with IP pooling disabled.

net/spdy/spdy_session.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/spdy/spdy_session.h"
 
 #include <algorithm>
 #include <limits>
 #include <map>
 #include <utility>
@@ skipping 1314 matching lines @@
   if (connection_->socket())
     return connection_->socket()->GetLocalAddress(address);
 
   return ERR_SOCKET_NOT_CONNECTED;
 }
 
 void SpdySession::AddPooledAlias(const SpdySessionKey& alias_key) {
   pooled_aliases_.insert(alias_key);
 }
 
+void SpdySession::RemovePooledAlias(const SpdySessionKey& alias_key) {
+  pooled_aliases_.erase(alias_key);
+}
+
 bool SpdySession::HasAcceptableTransportSecurity() const {
   // If we're not even using TLS, we have no standards to meet.
   if (!is_secure_) {
     return true;
   }
 
   SSLInfo ssl_info;
   CHECK(GetSSLInfo(&ssl_info));
 
   // HTTP/2 requires TLS 1.2+
@@ skipping 1844 matching lines @@
     if (!queue->empty()) {
       SpdyStreamId stream_id = queue->front();
       queue->pop_front();
       return stream_id;
     }
   }
   return 0;
 }
 
 }  // namespace net