Minor cleanup of view manager

mojo/services/view_manager/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")
 
 # GYP version: mojo/mojo_services.gypi:mojo_view_manager
 shared_library("view_manager") {
   sources = [
     "access_policy.h",
     "access_policy_delegate.h",
     "connection_manager.cc",
     "connection_manager.h",
+    "connection_manager_delegate.h",
     "default_access_policy.cc",
     "default_access_policy.h",
     "display_manager.cc",
     "display_manager.h",
     "main.cc",
     "server_view.cc",
     "server_view.h",
     "server_view_delegate.h",
     "view_manager_export.h",
     "view_manager_service_impl.cc",
@@ skipping 54 matching lines @@
     "//mojo/services/public/interfaces/window_manager",
     "//mojo/shell:test_support",
     "//testing/gtest",
     "//ui/gfx/geometry",
   ]
 
   if (!is_android) {  # TODO(GYP) Enable on Android when osmesa links.
     deps += [ "//third_party/mesa:osmesa" ]
   }
 }