Bug 1431533: Part 5a - Auto-rewrite code to use ChromeUtils import methods. r=florian

This was done using the following script:
37e3803c7a/processors/chromeutils-import.jsm

MozReview-Commit-ID: 1Nc3XDu0wGl

browser/components/extensions/ext-commands.js

@@ -6,8 +6,8 @@
 /* import-globals-from ext-browserAction.js */
 /* import-globals-from ext-browser.js */
 
-XPCOMUtils.defineLazyModuleGetter(this, "ExtensionParent",
-                                  "resource://gre/modules/ExtensionParent.jsm");
+ChromeUtils.defineModuleGetter(this, "ExtensionParent",
+                               "resource://gre/modules/ExtensionParent.jsm");
 
 var XUL_NS = "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul";