Reland: Communicate ExtensionSettings policy to renderers

extensions/common/constants.cc

 // Copyright (c) 2012 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.
 
 #include "extensions/common/constants.h"
 
 namespace extensions {
 
 const char kExtensionScheme[] = "chrome-extension";
 
@@ skipping 94 matching lines @@
 const char* const kHangoutsExtensionIds[6] = {
     kProdHangoutsExtensionId,
     "ljclpkphhpbpinifbeabbhlfddcpfdde",  // Debug.
     "ppleadejekpmccmnpjdimmlfljlkdfej",  // Alpha.
     "eggnbpckecmjlblplehfpjjdhhidfdoj",  // Beta.
     "jfjjdfefebklmdbmenmlehlopoocnoeh",  // Packaged App Debug.
     "knipolnnllmklapflnccelgolnpehhpl"   // Packaged App Prod.
     // Keep in sync with _api_features.json and _manifest_features.json.
 };
 
+// Error returned when scripting of a page is denied due to enterprise policy.
+const char kPolicyBlockedScripting[] =
+    "This page cannot be scripted due to an ExtensionsSettings policy.";
+
 }  // namespace extension_misc