[Mac] Cleanup indirect delegate call from prior CL.

chrome/browser/ui/cocoa/translate/before_translate_infobar_controller.mm

 // Copyright (c) 2011 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 "chrome/browser/ui/cocoa/translate/before_translate_infobar_controller.h"
 
 #include "base/sys_string_conversions.h"
 #include "grit/generated_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 
@@ skipping 90 matching lines @@
   if ([self delegate]->ShouldShowAlwaysTranslateButton())
     [visibleControls addObject:alwaysTranslateButton_.get()];
 
   return visibleControls;
 }
 
 // This is called when the "Never Translate [language]" button is pressed.
 - (void)neverTranslate:(id)sender {
   TranslateInfoBarDelegate* delegate = [self delegate];
   if (delegate)
-    [self delegate]->NeverTranslatePageLanguage();
+    delegate->NeverTranslatePageLanguage();
 }
 
 // This is called when the "Always Translate [language]" button is pressed.
 - (void)alwaysTranslate:(id)sender {
   TranslateInfoBarDelegate* delegate = [self delegate];
   if (delegate)
     delegate->AlwaysTranslatePageLanguage();
 }
 
 - (bool)verifyLayout {
   if ([optionsPopUp_ isHidden])
     return false;
   return [super verifyLayout];
 }
 
 @end
 
 @implementation BeforeTranslateInfobarController (TestingAPI)
 
 - (NSButton*)alwaysTranslateButton {
   return alwaysTranslateButton_.get();
 }
 - (NSButton*)neverTranslateButton {
   return neverTranslateButton_.get();
 }
 
 @end