mus: Remove the old client lib.

content/test/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("//build/config/chrome_build.gni")
 import("//build/config/chromecast_build.gni")
 import("//build/config/compiler/compiler.gni")
 import("//build/config/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
@@ skipping 1672 matching lines @@
       "../browser/speech/chunked_byte_buffer_unittest.cc",
       "../browser/speech/endpointer/endpointer_unittest.cc",
       "../browser/speech/speech_recognition_engine_unittest.cc",
       "../browser/speech/speech_recognizer_impl_unittest.cc",
     ]
     deps += [ "//third_party/libvpx" ]
   }
 
   if (use_aura) {
     deps += [
-      "//services/ui/public/cpp/tests:unittest_support",
       "//ui/aura:test_support",
       "//ui/aura_extra",
       "//ui/wm",
     ]
-    sources += [ "../renderer/mus/compositor_mus_connection_unittest.cc" ]
   } else {
     sources -= [
       "../browser/renderer_host/render_widget_host_view_aura_unittest.cc",
       "../browser/web_contents/aura/overscroll_navigation_overlay_unittest.cc",
       "../browser/web_contents/aura/overscroll_window_animation_unittest.cc",
       "../browser/web_contents/aura/overscroll_window_delegate_unittest.cc",
       "../browser/web_contents/web_contents_view_aura_unittest.cc",
     ]
   }
 
@@ skipping 70 matching lines @@
   if (is_android) {
     deps += [ "//testing/android/native_test:native_test_native_code" ]
   }
 }
 
 group("fuzzers") {
   deps = [
     "//content/test/fuzzer",
   ]
 }