diff --git a/lldb/include/lldb/DataFormatters/TypeCategory.h b/lldb/include/lldb/DataFormatters/TypeCategory.h
--- a/lldb/include/lldb/DataFormatters/TypeCategory.h
+++ b/lldb/include/lldb/DataFormatters/TypeCategory.h
@@ -214,8 +214,7 @@
     ValidatorContainer::RegexMatchForEachCallback m_validator_regex;
   };
 
-  TypeCategoryImpl(IFormatChangeListener *clist, ConstString name,
-                   std::initializer_list<lldb::LanguageType> langs = {});
+  TypeCategoryImpl(IFormatChangeListener *clist, ConstString name);
 
   template <typename T> void ForEach(const ForEachCallbacks<T> &foreach) {
     GetTypeFormatsContainer()->ForEach(foreach.GetFormatExactCallback());
diff --git a/lldb/source/DataFormatters/TypeCategory.cpp b/lldb/source/DataFormatters/TypeCategory.cpp
--- a/lldb/source/DataFormatters/TypeCategory.cpp
+++ b/lldb/source/DataFormatters/TypeCategory.cpp
@@ -13,18 +13,14 @@
 using namespace lldb;
 using namespace lldb_private;
 
-TypeCategoryImpl::TypeCategoryImpl(
-    IFormatChangeListener *clist, ConstString name,
-    std::initializer_list<lldb::LanguageType> langs)
+TypeCategoryImpl::TypeCategoryImpl(IFormatChangeListener *clist,
+                                   ConstString name)
     : m_format_cont("format", "regex-format", clist),
       m_summary_cont("summary", "regex-summary", clist),
       m_filter_cont("filter", "regex-filter", clist),
       m_synth_cont("synth", "regex-synth", clist),
       m_validator_cont("validator", "regex-validator", clist), m_enabled(false),
-      m_change_listener(clist), m_mutex(), m_name(name), m_languages() {
-  for (const lldb::LanguageType lang : langs)
-    AddLanguage(lang);
-}
+      m_change_listener(clist), m_mutex(), m_name(name), m_languages() {}
 
 static bool IsApplicable(lldb::LanguageType category_lang,
                          lldb::LanguageType valobj_lang) {