Revert "Revert CLs landed in HttpStreamFactoryImpl to track down a crasher"

net/spdy/chromium/spdy_test_util_common.cc

Index: net/spdy/chromium/spdy_test_util_common.cc
diff --git a/net/spdy/chromium/spdy_test_util_common.cc b/net/spdy/chromium/spdy_test_util_common.cc
index a30a58278fcec9e2193a7df38549d0363260c6c2..d8b106e13e221783728497591abb3f6d8ff7cd41 100644
--- a/net/spdy/chromium/spdy_test_util_common.cc
+++ b/net/spdy/chromium/spdy_test_util_common.cc
@@ -411,6 +411,7 @@ HttpNetworkSession::Params SpdySessionDependencies::CreateSessionParams(
 HttpNetworkSession::Context SpdySessionDependencies::CreateSessionContext(
     SpdySessionDependencies* session_deps) {
   HttpNetworkSession::Context context;
+  context.client_socket_factory = session_deps->socket_factory.get();
   context.host_resolver = session_deps->host_resolver.get();
   context.cert_verifier = session_deps->cert_verifier.get();
   context.channel_id_service = session_deps->channel_id_service.get();