Convert GN visibility variables to lists.

components/autofill/core/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.
 
 if (is_android) {
   import("//build/config/android/config.gni")
   autofill_enable_sync = !is_android_webview_build
 } else {
   autofill_enable_sync = true
 }
 
 config("autofill_browser_config") {
   if (autofill_enable_sync) {
     defines = [ "AUTOFILL_ENABLE_SYNC" ]
   }
 }
 
 # GYP version: components/autofill.gyp:autofill_regexes
 action("regexes") {
-  visibility = "//components/autofill/*"
+  visibility = [ "//components/autofill/*" ]
   script = "//build/escape_unicode.py"
 
   inputs = [
     "autofill_regex_constants.cc.utf8",
   ]
   outputs = [
     "$target_gen_dir/autofill_regex_constants.cc",
   ]
 
   args = [ "-o", rebase_path(target_gen_dir, root_build_dir) ]
@@ skipping 205 matching lines @@
   deps = [
     ":browser",
     ":test_support",
     "//components/resources",
     "//components/strings",
     "//testing/gmock",
     "//third_party/libphonenumber",
     "//third_party/libjingle"
   ]
 }