Componentize TranslateUIDelegate

chrome/browser/translate/translate_infobar_delegate.cc

 // Copyright (c) 2012 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/translate/translate_infobar_delegate.h"
 
 #include <algorithm>
 
 #include "base/i18n/string_compare.h"
 #include "base/metrics/histogram.h"
@@ skipping 317 matching lines @@
     translate::TranslateStep step,
     TranslateInfoBarDelegate* old_delegate,
     const std::string& original_language,
     const std::string& target_language,
     TranslateErrors::Type error_type,
     PrefService* prefs,
     bool triggered_from_menu)
     : InfoBarDelegate(),
       step_(step),
       background_animation_(NONE),
-      ui_delegate_(web_contents, original_language, target_language),
+      ui_delegate_(TranslateTabHelper::FromWebContents(web_contents),
+                   TranslateTabHelper::GetManagerFromWebContents(web_contents),
+                   original_language,
+                   target_language),
       error_type_(error_type),
       prefs_(TranslateTabHelper::CreateTranslatePrefs(prefs)),
       triggered_from_menu_(triggered_from_menu) {
   DCHECK_NE((step_ == translate::TRANSLATE_STEP_TRANSLATE_ERROR),
             (error_type_ == TranslateErrors::NONE));
 
   if (old_delegate && (old_delegate->is_error() != is_error()))
     background_animation_ = is_error() ? NORMAL_TO_ERROR : ERROR_TO_NORMAL;
 }
 
@@ skipping 24 matching lines @@
   if (!details.is_navigation_to_different_page && !details.is_main_frame)
     return false;
 
   return InfoBarDelegate::ShouldExpireInternal(details);
 }
 
 TranslateInfoBarDelegate*
     TranslateInfoBarDelegate::AsTranslateInfoBarDelegate() {
   return this;
 }