Move TranslatePrefs to the Translate component

chrome/browser/translate/translate_infobar_delegate.cc

Index: chrome/browser/translate/translate_infobar_delegate.cc
diff --git a/chrome/browser/translate/translate_infobar_delegate.cc b/chrome/browser/translate/translate_infobar_delegate.cc
index 8db68f86bb5b3783728a77971bee8aaaa58ef924..1e6ed06eb405b44d8b286dc9dbeed575e0d596fc 100644
--- a/chrome/browser/translate/translate_infobar_delegate.cc
+++ b/chrome/browser/translate/translate_infobar_delegate.cc
@@ -141,8 +141,12 @@ bool TranslateInfoBarDelegate::IsTranslatableLanguageByPrefs() {
   Profile* profile =
       Profile::FromBrowserContext(web_contents()->GetBrowserContext());
   Profile* original_profile = profile->GetOriginalProfile();
-  return TranslatePrefs::CanTranslateLanguage(original_profile,
-                                              original_language_code());
+  scoped_ptr<TranslatePrefs> translate_prefs(
+      TranslateTabHelper::CreateTranslatePrefs(original_profile->GetPrefs()));
+  bool is_accept_language = TranslateTabHelper::IsAcceptLanguage(
+      original_profile, original_language_code());
+  return translate_prefs->CanTranslateLanguage(is_accept_language,
+                                               original_language_code());
 }
 
 void TranslateInfoBarDelegate::ToggleTranslatableLanguageByPrefs() {
@@ -255,14 +259,14 @@ bool TranslateInfoBarDelegate::ShouldShowMessageInfoBarButton() {
 bool TranslateInfoBarDelegate::ShouldShowNeverTranslateShortcut() {
   DCHECK_EQ(BEFORE_TRANSLATE, infobar_type_);
   return !web_contents()->GetBrowserContext()->IsOffTheRecord() &&
-      (prefs_.GetTranslationDeniedCount(original_language_code()) >=
+      (prefs_->GetTranslationDeniedCount(original_language_code()) >=
           kNeverTranslateMinCount);
 }
 
 bool TranslateInfoBarDelegate::ShouldShowAlwaysTranslateShortcut() {
   DCHECK_EQ(BEFORE_TRANSLATE, infobar_type_);
   return !web_contents()->GetBrowserContext()->IsOffTheRecord() &&
-      (prefs_.GetTranslationAcceptedCount(original_language_code()) >=
+      (prefs_->GetTranslationAcceptedCount(original_language_code()) >=
           kAlwaysTranslateMinCount);
 }
 
@@ -321,7 +325,7 @@ TranslateInfoBarDelegate::TranslateInfoBarDelegate(
       background_animation_(NONE),
       ui_delegate_(web_contents, original_language, target_language),
       error_type_(error_type),
-      prefs_(prefs) {
+      prefs_(TranslateTabHelper::CreateTranslatePrefs(prefs)) {
   DCHECK_NE((infobar_type_ == TRANSLATION_ERROR),
             (error_type_ == TranslateErrors::NONE));