use-chromeutils-import

Require use of ChromeUtils.import rather than Components.utils.import.

Examples of incorrect code for this rule:

Components.utils.import("resource://gre/modules/AppConstants.jsm", this);

Examples of correct code for this rule:

ChromeUtils.import("resource://gre/modules/AppConstants.jsm", this);
ChromeUtils.defineModuleGetter(this, "AppConstants", "resource://gre/modules/AppConstants.jsm");