Make base::Value::TYPE a scoped enum.

content/browser/service_manager/merge_dictionary.cc

Index: content/browser/service_manager/merge_dictionary.cc
diff --git a/content/browser/service_manager/merge_dictionary.cc b/content/browser/service_manager/merge_dictionary.cc
index 231264b5656a1115fda84d591693b6a484b81375..cee4593e12299cc1d904975d6591feb29d6e3d5f 100644
--- a/content/browser/service_manager/merge_dictionary.cc
+++ b/content/browser/service_manager/merge_dictionary.cc
@@ -12,7 +12,7 @@ void MergeDictionary(base::DictionaryValue* target,
        it.Advance()) {
     const base::Value* merge_value = &it.value();
     // Check whether we have to merge dictionaries.
-    if (merge_value->IsType(base::Value::TYPE_DICTIONARY)) {
+    if (merge_value->IsType(base::Value::Type::DICTIONARY)) {
       base::DictionaryValue* sub_dict;
       if (target->GetDictionaryWithoutPathExpansion(it.key(), &sub_dict)) {
         MergeDictionary(
@@ -21,7 +21,7 @@ void MergeDictionary(base::DictionaryValue* target,
         continue;
       }
     }
-    if (merge_value->IsType(base::Value::TYPE_LIST)) {
+    if (merge_value->IsType(base::Value::Type::LIST)) {
       const base::ListValue* merge_list = nullptr;
       if (merge_value->GetAsList(&merge_list)) {
         base::ListValue* target_list = nullptr;