mus/chrome: Remove incorrect deps on mus from chrome_manifest.

chrome/app/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/ui.gni")
 import("//mojo/public/mojo_application_manifest.gni")
 import("//tools/grit/grit_rule.gni")
 
 if (is_android) {
   import("//build/config/android/rules.gni")
@@ skipping 356 matching lines @@
   }
 }
 
 if (use_aura) {
   mojo_application_manifest("chrome_manifest") {
     type = "exe"
     application_name = "chrome"
     source = "mojo/chrome_manifest.json"
     base_manifest = "${root_out_dir}/content_browser_manifest.json"
     base_deps = [ "//content/public/app:browser_manifest" ]
-    deps = [
-      "//components/mus:manifest",
-    ]
-    packaged_applications = [ "mus" ]
   }
 
   mojo_application_manifest("chrome_renderer_manifest") {
     type = "exe"
     application_name = "chrome_renderer"
     source = "mojo/chrome_renderer_manifest.json"
     base_manifest = "${root_out_dir}/content_renderer_manifest.json"
     base_deps = [ "//content/public/app:renderer_manifest" ]
   }
 
   group("mojo_manifests") {
     data_deps = [
       ":chrome_manifest",
       ":chrome_renderer_manifest",
     ]
   }
 }