Cleanup ios/web_view.

ios/web_view/internal/translate/criwv_translate_manager_impl.h

+// Copyright 2014 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.
+
+#ifndef IOS_WEB_VIEW_INTERNAL_TRANSLATE_CRIWV_TRANSLATE_MANAGER_IMPL_H_
+#define IOS_WEB_VIEW_INTERNAL_TRANSLATE_CRIWV_TRANSLATE_MANAGER_IMPL_H_
+
+#include <string>
+
+#import "ios/web_view/public/criwv_translate_manager.h"
+
+namespace translate {
+class TranslateManager;
+}
+
+// CRIWVTranslateManagerImpl is mostly an Objective-C wrapper around
+// translate::TranslateUIDelegate.
+@interface CRIWVTranslateManagerImpl : NSObject<CRIWVTranslateManager>
+
+- (instancetype)init NS_UNAVAILABLE;
+
+// |manager| is expexted to outlive this CRIWVTranslateManagerImpl.
+- (instancetype)initWithTranslateManager:(translate::TranslateManager*)manager
+                          sourceLanguage:(const std::string&)source
+                          targetLanguage:(const std::string&)target
+    NS_DESIGNATED_INITIALIZER;
+
+@end
+
+#endif  // IOS_WEB_VIEW_INTERNAL_TRANSLATE_CRIWV_TRANSLATE_MANAGER_IMPL_H_