Server push cancellation: add a finch trial parameter

net/spdy/spdy_session_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 "net/spdy/spdy_session.h"
 
 #include <algorithm>
 #include <memory>
 #include <utility>
 
@@ skipping 128 matching lines @@
     ClientSocketPoolManager::set_max_sockets_per_pool(
         HttpNetworkSession::NORMAL_SOCKET_POOL, old_max_pool_sockets_);
     ClientSocketPoolManager::set_max_sockets_per_group(
         HttpNetworkSession::NORMAL_SOCKET_POOL, old_max_group_sockets_);
   }
 
   void SetUp() override {
     g_time_delta = base::TimeDelta();
     g_time_now = base::TimeTicks::Now();
     session_deps_.net_log = log_.bound().net_log();
+    session_deps_.enable_server_push_cancellation = true;
   }
 
   void CreateNetworkSession() {
     DCHECK(!http_session_);
     DCHECK(!spdy_session_pool_);
     http_session_ =
         SpdySessionDependencies::SpdyCreateSession(&session_deps_);
     std::unique_ptr<TestServerPushDelegate> test_push_delegate(
         new TestServerPushDelegate());
     test_push_delegate_ = test_push_delegate.get();
@@ skipping 5940 matching lines @@
   ssl_info.cert = ImportCertFromFile(GetTestCertsDirectory(),
                                      "spdy_pooling.pem");
   ssl_info.is_issued_by_known_root = true;
   ssl_info.public_key_hashes.push_back(test::GetTestHashValue(primary_pin));
 
   EXPECT_TRUE(SpdySession::CanPool(
       &tss, ssl_info, "www.example.org", "mail.example.org"));
 }
 
 }  // namespace net