Remove HTTP pipelining support.

net/url_request/url_request_unittest.cc

 // Copyright (c) 2012 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 "build/build_config.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 #include <shlobj.h>
 #endif
@@ skipping 1693 matching lines @@
   EXPECT_EQ(job_load_timing.connect_timing.ssl_end,
             load_timing_result.connect_timing.ssl_end);
 
   // Redundant sanity check.
   TestLoadTimingNotReusedWithProxy(load_timing_result,
                                    CONNECT_TIMING_HAS_SSL_TIMES);
 }
 
 // Make sure that URLRequest correctly adjusts proxy times when they're before
 // |request_start|, due to already having a connected socket.  This happens in
-// the case of reusing a SPDY session or HTTP pipeline.  The connected socket is
-// not considered reused in this test (May be a preconnect).
+// the case of reusing a SPDY session.  The connected socket is not considered
+// reused in this test (May be a preconnect).
 //
 // To mix things up from the test above, assumes DNS times but no SSL times.
 TEST_F(URLRequestTest, InterceptLoadTimingEarlyProxyResolution) {
   base::TimeTicks now = base::TimeTicks::Now();
   LoadTimingInfo job_load_timing =
       NormalLoadTimingInfo(now, CONNECT_TIMING_HAS_DNS_TIMES, true);
   job_load_timing.proxy_resolve_start = now - base::TimeDelta::FromDays(6);
   job_load_timing.proxy_resolve_end = now - base::TimeDelta::FromDays(5);
   job_load_timing.connect_timing.dns_start = now - base::TimeDelta::FromDays(4);
   job_load_timing.connect_timing.dns_end = now - base::TimeDelta::FromDays(3);
@@ skipping 6287 matching lines @@
 
     EXPECT_FALSE(r.is_pending());
     EXPECT_EQ(1, d->response_started_count());
     EXPECT_FALSE(d->received_data_before_response());
     EXPECT_EQ(d->bytes_received(), static_cast<int>(file_size));
   }
 }
 #endif  // !defined(DISABLE_FTP_SUPPORT)
 
 }  // namespace net