Translate bubble for Mac OS X

chrome/browser/translate/translate_manager.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_manager.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/metrics/field_trial.h"
 #include "base/metrics/histogram.h"
@@ skipping 569 matching lines @@
                                            &auto_target_lang)) {
     // We need to confirm that the saved target language is still supported.
     // Also, GetLanguageCode will take care of removing country code if any.
     auto_target_lang =
         TranslateDownloadManager::GetLanguageCode(auto_target_lang);
     if (TranslateDownloadManager::IsSupportedLanguage(auto_target_lang))
       return auto_target_lang;
   }
   return std::string();
 }
+
+// static
+void TranslateManager::GetTranslateLanguages(content::WebContents* web_contents,
+                                             std::string* source,
+                                             std::string* target) {
+  DCHECK(source != NULL);
+  DCHECK(target != NULL);
+
+  TranslateTabHelper* translate_tab_helper =
+      TranslateTabHelper::FromWebContents(web_contents);
+  *source = translate_tab_helper->GetLanguageState().original_language();
+
+  Profile* profile =
+      Profile::FromBrowserContext(web_contents->GetBrowserContext());
+  Profile* original_profile = profile->GetOriginalProfile();
+  PrefService* prefs = original_profile->GetPrefs();
+  if (!web_contents->GetBrowserContext()->IsOffTheRecord()) {
+    std::string auto_translate_language =
+        TranslateManager::GetAutoTargetLanguage(*source, prefs);
+    if (!auto_translate_language.empty()) {
+      *target = auto_translate_language;
+      return;
+    }
+  }
+  *target = TranslateManager::GetTargetLanguage(prefs);
+}