Simplify the QuicDispatcher::OnCanWrite logic

net/quic/quic_server_session.h

 // Copyright 2014 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.
 //
 // A server specific QuicSession subclass.
 
 #ifndef NET_QUIC_QUIC_SERVER_SESSION_H_
 #define NET_QUIC_QUIC_SERVER_SESSION_H_
 
 #include <set>
@@ skipping 21 matching lines @@
 
 // An interface from the session to the entity owning the session.
 // This lets the session notify its owner (the Dispatcher) when the connection
 // is closed or blocked.
 class QuicServerSessionVisitor {
  public:
   virtual ~QuicServerSessionVisitor() {}
 
   virtual void OnConnectionClosed(QuicConnectionId connection_id,
                                   QuicErrorCode error) = 0;
-  virtual void OnWriteBlocked(QuicBlockedWriterInterface* writer) = 0;
+  virtual void OnWriteBlocked(QuicBlockedWriterInterface* blocked_writer) = 0;
 };
 
 class QuicServerSession : public QuicSession {
  public:
   // Takes ownership of connection_packet_writer
   QuicServerSession(const QuicConfig& config,
                     QuicConnection* connection,
                     QuicPerConnectionPacketWriter* connection_packet_writer,
                     QuicServerSessionVisitor* visitor);
 
@@ skipping 32 matching lines @@
   scoped_ptr<QuicCryptoServerStream> crypto_stream_;
   scoped_ptr<QuicPerConnectionPacketWriter> connection_packet_writer_;
   QuicServerSessionVisitor* visitor_;
 
   DISALLOW_COPY_AND_ASSIGN(QuicServerSession);
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_QUIC_SERVER_SESSION_H_