Extend the use of IOBuffers to the code underneath...

net/base/client_socket_pool_unittest.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 "base/message_loop.h"
 #include "net/base/client_socket.h"
 #include "net/base/client_socket_handle.h"
 #include "net/base/client_socket_pool.h"
 #include "net/base/net_errors.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ skipping 25 matching lines @@
     connected_ = false;
   }
   virtual bool IsConnected() const {
     return connected_;
   }
   virtual bool IsConnectedAndIdle() const {
     return connected_;
   }
 
   // Socket methods:
-  virtual int Read(char* buf, int buf_len,
+  virtual int Read(net::IOBuffer* buf, int buf_len,
                    net::CompletionCallback* callback) {
     return net::ERR_FAILED;
   }
-  virtual int Write(const char* buf, int buf_len,
+  virtual int Write(net::IOBuffer* buf, int buf_len,
                     net::CompletionCallback* callback) {
     return net::ERR_FAILED;
   }
 
   static int allocation_count;
 
  private:
   bool connected_;
 };
 
@@ skipping 222 matching lines @@
         "Request " << kMaxSocketsPerGroup + i << " was not in order.";
   }
 
   EXPECT_EQ(request_order_[arraysize(reqs) - 2],
             reqs[arraysize(reqs) - 1].get()) <<
       "The last request with priority 1 should not have been inserted "
       "earlier into the queue.";
 }
 
 }  // namespace