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

content/browser/renderer_host/pepper/pepper_tcp_socket_message_filter.cc

 // Copyright 2013 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 "content/browser/renderer_host/pepper/pepper_tcp_socket_message_filter.h"
 
 #include <cstring>
 
 #include "base/bind.h"
 #include "base/logging.h"
@@ skipping 437 matching lines @@
     }
     case PP_TCPSOCKET_OPTION_SEND_BUFFER_SIZE:
     case PP_TCPSOCKET_OPTION_RECV_BUFFER_SIZE: {
       if (state_.state() != TCPSocketState::CONNECTED)
         return PP_ERROR_FAILED;
 
       int32_t integer_value = 0;
       if (!value.GetInt32(&integer_value) || integer_value <= 0)
         return PP_ERROR_BADARGUMENT;
 
-      bool result = false;
+      int net_result = net::ERR_UNEXPECTED;
       if (name == PP_TCPSOCKET_OPTION_SEND_BUFFER_SIZE) {
         if (integer_value > TCPSocketResourceBase::kMaxSendBufferSize)
           return PP_ERROR_BADARGUMENT;
-        result = socket_->SetSendBufferSize(integer_value);
+        net_result = socket_->SetSendBufferSize(integer_value);
       } else {
         if (integer_value > TCPSocketResourceBase::kMaxReceiveBufferSize)
           return PP_ERROR_BADARGUMENT;
-        result = socket_->SetReceiveBufferSize(integer_value);
+        net_result = socket_->SetReceiveBufferSize(integer_value);
       }
-      return result ? PP_OK : PP_ERROR_FAILED;
+      // TODO(wtc): Add error mapping code.
+      return (net_result == net::OK) ? PP_OK : PP_ERROR_FAILED;
     }
     default: {
       NOTREACHED();
       return PP_ERROR_BADARGUMENT;
     }
   }
 }
 
 void PepperTCPSocketMessageFilter::DoBind(
     const ppapi::host::ReplyMessageContext& context,
@@ skipping 491 matching lines @@
 
 void PepperTCPSocketMessageFilter::SendAcceptError(
     const ppapi::host::ReplyMessageContext& context,
     int32_t pp_error) {
   SendAcceptReply(context, pp_error, 0,
                   NetAddressPrivateImpl::kInvalidNetAddress,
                   NetAddressPrivateImpl::kInvalidNetAddress);
 }
 
 }  // namespace content