Introduces snackbar enum, & other snackbar classes on android for translate

chrome/browser/translate/android/translate_utils.h

 // Copyright 2017 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 CHROME_BROWSER_TRANSLATE_ANDROID_TRANSLATE_UTILS_H_
 #define CHROME_BROWSER_TRANSLATE_ANDROID_TRANSLATE_UTILS_H_
 
 #include "base/android/jni_android.h"
 #include "base/android/scoped_java_ref.h"
 
 namespace translate {
 class TranslateInfoBarDelegate;
 }
 
 class TranslateUtils {
  public:
   // A Java counterpart will be generated for this enum.
   // GENERATED_JAVA_ENUM_PACKAGE: org.chromium.chrome.browser.infobar
   // GENERATED_JAVA_PREFIX_TO_STRIP:OPTION_
   enum TranslateOption {
     OPTION_SOURCE_CODE,
     OPTION_TARGET_CODE,
     OPTION_ALWAYS_TRANSLATE,
     OPTION_NEVER_TRANSLATE,
     OPTION_NEVER_TRANSLATE_SITE
   };
 
+  // A Java counterpart will be generated for this enum.
+  // GENERATED_JAVA_ENUM_PACKAGE: org.chromium.chrome.browser.infobar
+  // GENERATED_JAVA_PREFIX_TO_STRIP:TYPE_
+  enum TranslateSnackbarType {
+    TYPE_NONE,
+    TYPE_ALWAYS_TRANSLATE,
+    TYPE_NEVER_TRANSLATE,
+    TYPE_NEVER_TRANSLATE_SITE
+  };
+
   static base::android::ScopedJavaLocalRef<jobjectArray> GetJavaLanguages(
       JNIEnv* env,
       translate::TranslateInfoBarDelegate* delegate);
   static base::android::ScopedJavaLocalRef<jobjectArray> GetJavaLanguageCodes(
       JNIEnv* env,
       translate::TranslateInfoBarDelegate* delegate);
 };
 
 #endif  // CHROME_BROWSER_TRANSLATE_ANDROID_TRANSLATE_UTILS_H_