Remove all feature flag checks in Delegate.

components/translate/core/browser/translate_infobar_delegate.cc

Index: components/translate/core/browser/translate_infobar_delegate.cc
diff --git a/components/translate/core/browser/translate_infobar_delegate.cc b/components/translate/core/browser/translate_infobar_delegate.cc
index ae85203d0293284d0b694c2c2f095bc5ffeac273..b00e724212fc9bbedd440552003db78a88439c61 100644
--- a/components/translate/core/browser/translate_infobar_delegate.cc
+++ b/components/translate/core/browser/translate_infobar_delegate.cc
@@ -7,7 +7,6 @@
 #include <algorithm>
 #include <utility>
 
-#include "base/feature_list.h"
 #include "base/i18n/string_compare.h"
 #include "base/memory/ptr_util.h"
 #include "base/metrics/histogram_macros.h"
@@ -125,11 +124,6 @@ void TranslateInfoBarDelegate::Create(
     infobar_manager->AddInfoBar(std::move(infobar));
 }
 
-// static
-bool TranslateInfoBarDelegate::IsCompactUIEnabled() {
-  return base::FeatureList::IsEnabled(kTranslateCompactUI);
-}
-
 void TranslateInfoBarDelegate::SetObserver(Observer* observer) {
   observer_ = observer;
 }
@@ -150,11 +144,13 @@ void TranslateInfoBarDelegate::Translate() {
 
 void TranslateInfoBarDelegate::RevertTranslation() {
   ui_delegate_.RevertTranslation();
-  if (IsCompactUIEnabled())
-    return;
   infobar()->RemoveSelf();
 }
 
+void TranslateInfoBarDelegate::RevertWithoutClosingInfobar() {
+  ui_delegate_.RevertTranslation();
+}
+
 void TranslateInfoBarDelegate::ReportLanguageDetectionError() {
   if (translate_manager_)
     translate_manager_->ReportLanguageDetectionError();