Change URLRequest to use a ref-counted buffer for actual IO....

net/url_request/url_request_simple_job.cc

 // Copyright (c) 2006-2008 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/url_request/url_request_simple_job.h"
 
 #include "base/message_loop.h"
 #include "net/base/net_errors.h"
 
 URLRequestSimpleJob::URLRequestSimpleJob(URLRequest* request)
@@ skipping 11 matching lines @@
 bool URLRequestSimpleJob::GetMimeType(std::string* mime_type) {
   *mime_type = mime_type_;
   return true;
 }
 
 bool URLRequestSimpleJob::GetCharset(std::string* charset) {
   *charset = charset_;
   return true;
 }
 
-bool URLRequestSimpleJob::ReadRawData(char* buf, int buf_size,
+bool URLRequestSimpleJob::ReadRawData(net::IOBuffer* buf, int buf_size,
                                       int* bytes_read) {
   DCHECK(bytes_read);
   int remaining = static_cast<int>(data_.size()) - data_offset_;
   if (buf_size > remaining)
     buf_size = remaining;
-  memcpy(buf, data_.data() + data_offset_, buf_size);
+  memcpy(buf->data(), data_.data() + data_offset_, buf_size);
   data_offset_ += buf_size;
   *bytes_read = buf_size;
   return true;
 }
 
 void URLRequestSimpleJob::StartAsync() {
   if (!request_)
     return;
 
   if (GetData(&mime_type_, &charset_, &data_)) {
     // Notify that the headers are complete
     NotifyHeadersComplete();
   } else {
     // what should the error code be?
     NotifyStartError(URLRequestStatus(URLRequestStatus::FAILED,
                                       net::ERR_INVALID_URL));
   }
 }