Introduce ActiveScriptController; track active extension scripts

extensions/common/switches.cc

 // Copyright 2013 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/switches.h"
 
 namespace extensions {
 
 namespace switches {
 
@@ skipping 31 matching lines @@
 // Extensions still need to explicitly request access to chrome:// URLs in the
 // manifest.
 const char kExtensionsOnChromeURLs[] = "extensions-on-chrome-urls";
 
 // Whether to force developer mode extensions highlighting.
 const char kForceDevModeHighlighting[] = "force-dev-mode-highlighting";
 
 // Enables setting global commands through the Extensions Commands API.
 const char kGlobalCommands[] = "global-commands";
 
+// Notify the user and require consent for extensions running scripts.
+const char kScriptsRequireAction[] = "scripts-require-action";
+
 // Makes component extensions appear in chrome://settings/extensions.
 const char kShowComponentExtensionOptions[] =
     "show-component-extension-options";
 
 // Adds the given extension ID to all the permission whitelists.
 const char kWhitelistedExtensionID[] = "whitelisted-extension-id";
 
 }  // namespace switches
 
 }  // namespace extensions