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

net/socket/ssl_client_socket_unittest.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/socket/ssl_client_socket.h"
 
 #include "base/callback_helpers.h"
 #include "base/memory/ref_counted.h"
 #include "net/base/address_list.h"
 #include "net/base/io_buffer.h"
@@ skipping 83 matching lines @@
   virtual int Read(IOBuffer* buf,
                    int buf_len,
                    const CompletionCallback& callback) OVERRIDE {
     return transport_->Read(buf, buf_len, callback);
   }
   virtual int Write(IOBuffer* buf,
                     int buf_len,
                     const CompletionCallback& callback) OVERRIDE {
     return transport_->Write(buf, buf_len, callback);
   }
-  virtual bool SetReceiveBufferSize(int32 size) OVERRIDE {
+  virtual int SetReceiveBufferSize(int32 size) OVERRIDE {
     return transport_->SetReceiveBufferSize(size);
   }
-  virtual bool SetSendBufferSize(int32 size) OVERRIDE {
+  virtual int SetSendBufferSize(int32 size) OVERRIDE {
     return transport_->SetSendBufferSize(size);
   }
 
  protected:
   scoped_ptr<StreamSocket> transport_;
 };
 
 // ReadBufferingStreamSocket is a wrapper for an existing StreamSocket that
 // will ensure a certain amount of data is internally buffered before
 // satisfying a Read() request. It exists to mimic OS-level internal
@@ skipping 2059 matching lines @@
 
   // TODO(davidben): Read one byte to ensure the test server has responded and
   // then assert IsConnectedAndIdle is false. This currently doesn't work
   // because neither SSLClientSocketNSS nor SSLClientSocketOpenSSL check their
   // SSL implementation's internal buffers. Either call PR_Available and
   // SSL_pending, although the former isn't actually implemented or perhaps
   // attempt to read one byte extra.
 }
 
 }  // namespace net