Allow use of Mojo/V8 ProxyResolvers with URLRequestContextBuilder.

net/test/embedded_test_server/simple_connection_listener.cc

Index: net/test/embedded_test_server/simple_connection_listener.cc
diff --git a/net/test/embedded_test_server/simple_connection_listener.cc b/net/test/embedded_test_server/simple_connection_listener.cc
new file mode 100644
index 0000000000000000000000000000000000000000..7cbe4dc1862c4e7b22b3230b29a702047e04f367
--- /dev/null
+++ b/net/test/embedded_test_server/simple_connection_listener.cc
@@ -0,0 +1,41 @@
+// Copyright 2017 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/test/embedded_test_server/simple_connection_listener.h"
+
+#include "base/location.h"
+#include "base/sequenced_task_runner.h"
+#include "base/threading/thread_task_runner_handle.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace net {
+namespace test_server {
+
+SimpleConnectionListener::SimpleConnectionListener(
+    int expected_connections,
+    AllowAdditionalConnections allow_additional_connections)
+    : expected_connections_(expected_connections),
+      allow_additional_connections_(allow_additional_connections),
+      run_loop_task_runner_(base::ThreadTaskRunnerHandle::Get()) {}
+
+SimpleConnectionListener::~SimpleConnectionListener() {}
+
+void SimpleConnectionListener::AcceptedSocket(const StreamSocket& socket) {
+  ++seen_connections_;
+  if (allow_additional_connections_ != ALLOW_ADDITIONAL_CONNECTIONS)
+    EXPECT_LE(seen_connections_, expected_connections_);
+  if (seen_connections_ == expected_connections_)
+    run_loop_task_runner_->PostTask(FROM_HERE, run_loop_.QuitClosure());
+}
+
+void SimpleConnectionListener::ReadFromSocket(const StreamSocket& socket,
+                                              int rv) {}
+
+void SimpleConnectionListener::WaitForConnections() {
+  EXPECT_TRUE(run_loop_task_runner_->RunsTasksOnCurrentThread());
+  run_loop_.Run();
+}
+
+}  // namespace test_server
+}  // namespace net