TranslateInfoBarDelegate2 were leaked.

chrome/browser/translate/translate_infobar_delegate2.cc

 // Copyright (c) 2010 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_delegate2.h"
+
 #include <algorithm>
 
-#include "chrome/browser/translate/translate_infobar_delegate2.h"
-
 #include "app/l10n_util.h"
 #include "app/resource_bundle.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/profile.h"
 #include "chrome/browser/tab_contents/tab_contents.h"
 #include "chrome/browser/translate/translate_infobar_view.h"
 #include "chrome/browser/translate/translate_manager2.h"
 #include "grit/generated_resources.h"
 #include "grit/theme_resources.h"
 
@@ skipping 57 matching lines @@
   }
 
   DCHECK(original_language_index_ != -1);
   DCHECK(target_language_index_ != -1);
 }
 
 int TranslateInfoBarDelegate2::GetLanguageCount() const {
   return static_cast<int>(languages_.size());
 }
 
-const std::string& TranslateInfoBarDelegate2::GetLanguageCodeAt(
+std::string TranslateInfoBarDelegate2::GetLanguageCodeAt(
     int index) const {
   DCHECK(index >=0 && index < GetLanguageCount());
   return languages_[index].first;
 }
 
-const string16& TranslateInfoBarDelegate2::GetLanguageDisplayableNameAt(
+string16 TranslateInfoBarDelegate2::GetLanguageDisplayableNameAt(
     int index) const {
   DCHECK(index >=0 && index < GetLanguageCount());
   return languages_[index].second;
 }
 
-const std::string& TranslateInfoBarDelegate2::GetOriginalLanguageCode() const {
+std::string TranslateInfoBarDelegate2::GetOriginalLanguageCode() const {
   return GetLanguageCodeAt(original_language_index());
 }
 
-const std::string& TranslateInfoBarDelegate2::GetTargetLanguageCode() const {
+std::string TranslateInfoBarDelegate2::GetTargetLanguageCode() const {
   return GetLanguageCodeAt(target_language_index());
 }
 
 void TranslateInfoBarDelegate2::SetOriginalLanguage(int language_index) {
   DCHECK(language_index < static_cast<int>(languages_.size()));
   original_language_index_ = language_index;
   if (infobar_view_)
     infobar_view_->OriginalLanguageChanged();
   if (type_ == AFTER_TRANSLATE)
     Translate();
@@ skipping 35 matching lines @@
 
 void TranslateInfoBarDelegate2::InfoBarDismissed() {
   if (type_ != BEFORE_TRANSLATE)
     return;
 
   // The user closed the infobar without clicking the translate button.
   TranslationDeclined();
   UMA_HISTOGRAM_COUNTS("Translate.DeclineTranslateCloseInfobar", 1);
 }
 
+void TranslateInfoBarDelegate2::InfoBarClosed() {
+  delete this;
+}
+
 SkBitmap* TranslateInfoBarDelegate2::GetIcon() const {
   return ResourceBundle::GetSharedInstance().GetBitmapNamed(
       IDR_INFOBAR_TRANSLATE);
 }
 
 InfoBarDelegate::Type TranslateInfoBarDelegate2::GetInfoBarType() {
   return InfoBarDelegate::PAGE_ACTION_TYPE;
 }
 
 bool TranslateInfoBarDelegate2::IsLanguageBlacklisted() {
@@ skipping 128 matching lines @@
     std::swap(offsets[0], offsets[1]);
     *swap_languages = true;
   } else {
     *swap_languages = false;
   }
 
   strings->push_back(text.substr(0, offsets[0]));
   strings->push_back(text.substr(offsets[0], offsets[1]));
   strings->push_back(text.substr(offsets[1]));
 }