Remove the TransmissionType argument from QuicConnection CanWrite and

net/quic/quic_connection.h

 // 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.
 //
 // The entity that handles framing writes for a Quic client or server.
 // Each QuicSession will have a connection associated with it.
 //
 // On the server side, the Dispatcher handles the raw reads, and hands off
 // packets via ProcessUdpPacket for framing and processing.
 //
@@ skipping 441 matching lines @@
   const QuicDecrypter* decrypter() const;
   const QuicDecrypter* alternative_decrypter() const;
 
   bool is_server() const { return is_server_; }
 
   // Returns the underlying sent packet manager.
   const QuicSentPacketManager& sent_packet_manager() const {
     return sent_packet_manager_;
   }
 
-  bool CanWrite(TransmissionType transmission_type,
-                HasRetransmittableData retransmittable);
+  bool CanWrite(HasRetransmittableData retransmittable);
 
   // Stores current batch state for connection, puts the connection
   // into batch mode, and destruction restores the stored batch state.
   // While the bundler is in scope, any generated frames are bundled
   // as densely as possible into packets.  In addition, this bundler
   // can be configured to ensure that an ACK frame is included in the
   // first packet created, if there's new ack information to be sent.
   class ScopedPacketBundler {
    public:
     // In addition to all outgoing frames being bundled when the
@@ skipping 283 matching lines @@
   // If non-empty this contains the set of versions received in a
   // version negotiation packet.
   QuicVersionVector server_supported_versions_;
 
   DISALLOW_COPY_AND_ASSIGN(QuicConnection);
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_QUIC_CONNECTION_H_