Changed SPDY's ip connection pooling logic to only add the used IP,

net/spdy/spdy_session_unittest.cc

 // Copyright (c) 2011 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/spdy/spdy_session.h"
 
 #include "net/spdy/spdy_io_buffer.h"
 #include "net/spdy/spdy_session_pool.h"
 #include "net/spdy/spdy_stream.h"
 #include "net/spdy/spdy_test_util.h"
@@ skipping 400 matching lines @@
 // manually, calling SpdySessionPool::Remove() directly.  If it is true,
 // sessions are closed with SpdySessionPool::CloseCurrentSessions().
 void IPPoolingTest(bool clean_via_close_current_sessions) {
   const int kTestPort = 80;
   struct TestHosts {
     std::string name;
     std::string iplist;
     HostPortProxyPair pair;
   } test_hosts[] = {
     { "www.foo.com",    "192.168.0.1,192.168.0.5" },
-    { "images.foo.com", "192.168.0.2,192.168.0.3,192.168.0.5" },
+    { "images.foo.com", "192.168.0.2,192.168.0.3,192.168.0.1" },
     { "js.foo.com",     "192.168.0.4,192.168.0.3" },
   };
 
   SpdySessionDependencies session_deps;
   session_deps.host_resolver->set_synchronous_mode(true);
   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(test_hosts); i++) {
     session_deps.host_resolver->rules()->AddIPLiteralRule(test_hosts[i].name,
         test_hosts[i].iplist, "");
 
     // This test requires that the HostResolver cache be populated.  Normal
@@ skipping 134 matching lines @@
 
   test_settings_storage->Set(test_host_port_pair, test_settings);
   EXPECT_NE(0u, test_settings_storage->Get(test_host_port_pair).size());
   spdy_session_pool->OnIPAddressChanged();
   EXPECT_EQ(0u, test_settings_storage->Get(test_host_port_pair).size());
 }
 
 }  // namespace
 
 }  // namespace net