Cleanup inconsistencies between GN and GYP in //remoting

remoting/client/BUILD.gn

 # Copyright 2014 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.
 
 import("//remoting/remoting_srcs.gni")
 
 source_set("client") {
   sources = rebase_path(remoting_srcs_gypi_values.remoting_client_sources,
                         ".",
                         "//remoting")
@@ skipping 11 matching lines @@
     "//third_party/webrtc/modules/desktop_capture",
   ]
 }
 
 source_set("unit_tests") {
   testonly = true
 
   sources = [
     "audio_player_unittest.cc",
     "client_status_logger_unittest.cc",
+    "empty_cursor_filter_unittest.cc",
     "key_event_mapper_unittest.cc",
+    "normalizing_input_filter_cros_unittest.cc",
+    "normalizing_input_filter_mac_unittest.cc",
     "server_log_entry_client_unittest.cc",
+    "touch_input_scaler_unittest.cc",
   ]
 
   configs += [ "//remoting:version" ]
 
   deps = [
     ":client",
     "//remoting/proto",
     "//testing/gmock",
     "//testing/gtest",
     "//third_party/webrtc",
   ]
 }