Add //chrome/browser/ui to "gn check".

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("//services/shell/public/service_manifest.gni")
 import("//tools/grit/grit_rule.gni")
 
 # This target is for dependency tracking for the command ID header.
 source_set("command_ids") {
   sources = [
     "chrome_command_ids.h",
   ]
 }
 
+# On Windows, links chrome_dll.rc. On other platforms, does nothing so you can
+# unconditionally depend on it.
+source_set("chrome_dll_resources") {
+  # This source is added unconditionally for include checking on non-Windows
+  # platforms.
+  sources = [
+    "chrome_dll_resource.h",
+  ]
+  if (is_win) {
+    sources += [ "chrome_dll.rc" ]
+  }
+}
+
 if (is_android) {
   import("//build/config/android/rules.gni")
   android_generated_java_resources = [
     "java/res/values-am/generated_resources.xml",
     "java/res/values-ar/generated_resources.xml",
     "java/res/values-bg/generated_resources.xml",
     "java/res/values-ca/generated_resources.xml",
     "java/res/values-cs/generated_resources.xml",
     "java/res/values-da/generated_resources.xml",
     "java/res/values-de/generated_resources.xml",
@@ skipping 322 matching lines @@
     base_deps = [ "//content/public/app:renderer_manifest" ]
   }
 
   group("mojo_manifests") {
     data_deps = [
       ":chrome_manifest",
       ":chrome_renderer_manifest",
     ]
   }
 }