Remove --no-use-mus-in-renderer

content/browser/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/features.gni")
 import("//build/config/ui.gni")
 import("//gpu/vulkan/features.gni")
 import("//media/media_options.gni")
 import("//ppapi/features/features.gni")
 import("//printing/features/features.gni")
@@ skipping 1902 matching lines @@
   if (use_aura) {
     deps += [
       "//services/ui/public/cpp",
       "//services/ui/public/interfaces",
       "//ui/aura",
       "//ui/aura_extra",
       "//ui/strings",
       "//ui/wm",
     ]
     sources += [
-      "compositor/mus_browser_compositor_output_surface.cc",
-      "compositor/mus_browser_compositor_output_surface.h",
       "renderer_host/delegated_frame_host_client_aura.cc",
       "renderer_host/delegated_frame_host_client_aura.h",
       "renderer_host/render_widget_host_view_event_handler.cc",
       "renderer_host/render_widget_host_view_event_handler.h",
     ]
   } else {  # Not aura.
     sources -= [
       "renderer_host/compositor_resize_lock_aura.cc",
       "renderer_host/compositor_resize_lock_aura.h",
       "renderer_host/input/synthetic_gesture_target_aura.cc",
@@ skipping 121 matching lines @@
   if (!is_component_build) {
     public_deps = [
       ":browser",
     ]
   } else {
     public_deps = [
       "//third_party/leveldatabase",
     ]
   }
 }