net: plumb DnsRRResolver from IOThread to HttpNetworkSession.

net/http/http_response_body_drainer_unittest.cc

 // Copyright (c) 2010 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/http/http_response_body_drainer.h"
 
 #include <cstring>
 
 #include "base/compiler_specific.h"
 #include "base/message_loop.h"
@@ skipping 153 matching lines @@
   if (!num_chunks_)
     is_complete_ = true;
   callback->Run(kMagicChunkSize);
 }
 
 class HttpResponseBodyDrainerTest : public testing::Test {
  protected:
   HttpResponseBodyDrainerTest()
       : session_(new HttpNetworkSession(
           NULL,
+          NULL,
           ProxyService::CreateDirect(),
           NULL,
           new SSLConfigServiceDefaults,
           new SpdySessionPool(NULL),
           NULL,
           NULL,
           NULL)),
         mock_stream_(new MockHttpStream(&result_waiter_)),
         drainer_(new HttpResponseBodyDrainer(mock_stream_)) {}
   ~HttpResponseBodyDrainerTest() {}
@@ skipping 44 matching lines @@
   too_many_chunks += 1;  // Now it's too large.
 
   mock_stream_->set_num_chunks(too_many_chunks);
   drainer_->Start(session_);
   EXPECT_TRUE(result_waiter_.WaitForResult());
 }
 
 }  // namespace
 
 }  // namespace net