Split HttpNetworkSession::Params into two structs.

net/url_request/url_request_quic_unittest.cc

Index: net/url_request/url_request_quic_unittest.cc
diff --git a/net/url_request/url_request_quic_unittest.cc b/net/url_request/url_request_quic_unittest.cc
index f9ec11d192855fe69d8a08f8a495894d2285fdf4..e28e7143321a7da1a20d8ec7c1b1cf166db1dca0 100644
--- a/net/url_request/url_request_quic_unittest.cc
+++ b/net/url_request/url_request_quic_unittest.cc
@@ -68,7 +68,6 @@ class URLRequestQuicTest : public ::testing::Test {
     // To simplify the test, and avoid the race with the HTTP request, we force
     // QUIC for these requests.
     params->origins_to_force_quic_on.insert(HostPortPair(kTestServerHost, 443));
-    params->cert_verifier = &cert_verifier_;
     params->enable_quic = true;
     params->enable_server_push_cancellation = true;
     context_->set_host_resolver(host_resolver_.get());