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

net/url_request/url_request_inet_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_inet_job.h"
 
 #include <algorithm>
 
 #include "base/message_loop.h"
 #include "base/string_util.h"
@@ skipping 167 matching lines @@
       CleanupConnection();
     }
     NotifyReadComplete(bytes_read);
   } else {
     // If we get here, an IO is completing which we didn't
     // start or we lost track of our state.
     NOTREACHED();
   }
 }
 
-bool URLRequestInetJob::ReadRawData(char* dest, int dest_size,
+bool URLRequestInetJob::ReadRawData(net::IOBuffer* dest, int dest_size,
                                     int *bytes_read) {
   if (is_done())
     return 0;
 
   DCHECK_NE(dest_size, 0);
   DCHECK_NE(bytes_read, (int*)NULL);
   DCHECK(!read_in_progress_);
 
   *bytes_read = 0;
 
-  int result = CallInternetRead(dest, dest_size, bytes_read);
+  int result = CallInternetRead(dest->data(), dest_size, bytes_read);
   if (result == ERROR_SUCCESS) {
     DLOG(INFO) << "read " << *bytes_read << " bytes";
     if (*bytes_read == 0)
       CleanupConnection();   // finished reading all the data
     return true;
   }
 
   if (ProcessRequestError(result))
     read_in_progress_ = true;
 
@@ skipping 161 matching lines @@
       break;
     }
     case INTERNET_STATUS_USER_INPUT_REQUIRED:
     case INTERNET_STATUS_STATE_CHANGE:
       // TODO(darin): This is probably a security problem.  Do something better.
       ResumeSuspendedDownload(handle, 0);
       break;
   }
 }