Translate: enable against unknown languages with server side detection

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 bfeba33ce41288fb1b9477662dbe66e829122b1a..579664db0d72582b21055062e9fe765835541cde 100644
--- a/chrome/browser/translate/translate_infobar_delegate.cc
+++ b/chrome/browser/translate/translate_infobar_delegate.cc
@@ -48,7 +48,7 @@ void TranslateInfoBarDelegate::Create(
       // The original language can only be "unknown" for the "translating"
       // infobar, which is the case when the user started a translation from the
       // context menu.
-      DCHECK_EQ(TRANSLATING, infobar_type);
+      DCHECK(infobar_type == TRANSLATING || infobar_type == AFTER_TRANSLATE);
       DCHECK_EQ(chrome::kUnknownLanguageCode, original_language);
     }
   }
@@ -299,6 +299,20 @@ void TranslateInfoBarDelegate::GetAfterTranslateStrings(
   strings->push_back(text.substr(offsets[1]));
 }
 
+// static
+void TranslateInfoBarDelegate::GetAfterTranslateWithAutoStrings(
+    std::vector<string16>* strings) {
+  DCHECK(strings);
+
+  size_t offset;
+  string16 text =
+      l10n_util::GetStringFUTF16(IDS_TRANSLATE_INFOBAR_AFTER_MESSAGE_WITH_AUTO,
+                                 string16(), &offset);
+
+  strings->push_back(text.substr(0, offset));
+  strings->push_back(text.substr(offset));
+}
+
 TranslateInfoBarDelegate::TranslateInfoBarDelegate(
     Type infobar_type,
     TranslateErrors::Type error_type,