Updated latency fixture and refactored connection helper

remoting/test/BUILD.gn

 # Copyright 2015 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.
 
 source_set("test_support") {
   testonly = true
 
   sources = [
     "access_token_fetcher.cc",
     "access_token_fetcher.h",
@@ skipping 32 matching lines @@
     "mock_access_token_fetcher.cc",
     "mock_access_token_fetcher.h",
     "refresh_token_store.cc",
     "refresh_token_store.h",
     "remote_application_details.h",
     "remote_connection_observer.h",
     "remote_host_info.cc",
     "remote_host_info.h",
     "remote_host_info_fetcher.cc",
     "remote_host_info_fetcher.h",
+    "rgb_value.cc",
+    "rgb_value.h",
     "test_chromoting_client.cc",
     "test_chromoting_client.h",
     "test_video_renderer.cc",
     "test_video_renderer.h",
   ]
 
   public_deps = [
     "//base",
     "//net",
     "//remoting/base",
@@ skipping 91 matching lines @@
     ":test_support",
     ":ar_test_driver_common",
     "//base",
     "//net:test_support",
     "//testing/gmock",
     "//testing/gtest",
     "//third_party/libyuv",
     "//third_party/webrtc/modules/desktop_capture",
   ]
 }