Implement a module system for the extension bindings JS.

chrome/renderer/extensions/i18n_custom_bindings.h

Index: chrome/renderer/extensions/i18n_custom_bindings.h
diff --git a/chrome/renderer/extensions/i18n_custom_bindings.h b/chrome/renderer/extensions/i18n_custom_bindings.h
index 1cc8743081a9b8073e76fb925a1cb07a04207eca..e0ca0df6b2534d77dfecf231c02ff4019eb0dccb 100644
--- a/chrome/renderer/extensions/i18n_custom_bindings.h
+++ b/chrome/renderer/extensions/i18n_custom_bindings.h
@@ -13,10 +13,7 @@ namespace extensions {
 // Implements custom bindings for the i18n API.
 class I18NCustomBindings : public ChromeV8Extension {
  public:
-  I18NCustomBindings(int dependency_count, const char** dependencies);
-
-  virtual v8::Handle<v8::FunctionTemplate> GetNativeFunction(
-      v8::Handle<v8::String> name) OVERRIDE;
+  I18NCustomBindings();
 
  private:
   static v8::Handle<v8::Value> GetL10nMessage(const v8::Arguments& args);