Revert 125801 - Implement a module system for the extension bindings JS.

chrome/renderer/resources/extensions/web_request_custom_bindings.js

Index: chrome/renderer/resources/extensions/web_request_custom_bindings.js
===================================================================
--- chrome/renderer/resources/extensions/web_request_custom_bindings.js	(revision 125813)
+++ chrome/renderer/resources/extensions/web_request_custom_bindings.js	(working copy)
@@ -4,11 +4,13 @@
 
 // Custom bindings for the webRequest API.
 
-var webRequestNatives = requireNative('web_request');
-var GetUniqueSubEventName = webRequestNatives.GetUniqueSubEventName;
+(function() {
 
-var chromeHidden = requireNative('chrome_hidden').GetChromeHidden();
+native function GetChromeHidden();
+native function GetUniqueSubEventName(eventName);
 
+var chromeHidden = GetChromeHidden();
+
 // WebRequestEvent object. This is used for special webRequest events with
 // extra parameters. Each invocation of addListener creates a new named
 // sub-event. That sub-event is associated with the extra parameters in the
@@ -170,3 +172,5 @@
                 {forIOThread: true});
   });
 });
+
+})();