make SetReceiveBufferSize and SetSendBufferSize return net error codes (instead of bools)

jingle/glue/fake_ssl_client_socket.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.
 //
 // This StreamSocket implementation is to be used with servers that
 // accept connections on port 443 but don't really use SSL.  For
 // example, the Google Talk servers do this to bypass proxies.  (The
 // connection is upgraded to TLS as part of the XMPP negotiation, so
 // security is preserved.)  A "fake" SSL handshake is done immediately
 // after connection to fool proxies into thinking that this is a real
@@ skipping 31 matching lines @@
 
   // Exposed for testing.
   static base::StringPiece GetSslClientHello();
   static base::StringPiece GetSslServerHello();
 
   // net::StreamSocket implementation.
   virtual int Read(net::IOBuffer* buf, int buf_len,
                    const net::CompletionCallback& callback) OVERRIDE;
   virtual int Write(net::IOBuffer* buf, int buf_len,
                     const net::CompletionCallback& callback) OVERRIDE;
-  virtual bool SetReceiveBufferSize(int32 size) OVERRIDE;
-  virtual bool SetSendBufferSize(int32 size) OVERRIDE;
+  virtual int SetReceiveBufferSize(int32 size) OVERRIDE;
+  virtual int SetSendBufferSize(int32 size) OVERRIDE;
   virtual int Connect(const net::CompletionCallback& callback) OVERRIDE;
   virtual void Disconnect() OVERRIDE;
   virtual bool IsConnected() const OVERRIDE;
   virtual bool IsConnectedAndIdle() const OVERRIDE;
   virtual int GetPeerAddress(net::IPEndPoint* address) const OVERRIDE;
   virtual int GetLocalAddress(net::IPEndPoint* address) const OVERRIDE;
   virtual const net::BoundNetLog& NetLog() const OVERRIDE;
   virtual void SetSubresourceSpeculation() OVERRIDE;
   virtual void SetOmniboxSpeculation() OVERRIDE;
   virtual bool WasEverUsed() const OVERRIDE;
@@ skipping 38 matching lines @@
   // The callback passed to Connect().
   net::CompletionCallback user_connect_callback_;
 
   scoped_refptr<net::DrainableIOBuffer> write_buf_;
   scoped_refptr<net::DrainableIOBuffer> read_buf_;
 };
 
 }  // namespace jingle_glue
 
 #endif  // JINGLE_GLUE_FAKE_SSL_CLIENT_SOCKET_H_