diff --git a/engine/core/BUILD.gn b/engine/core/BUILD.gn
index 9031536a30714f02cbe20748dd1d85a7e9e58322..8d066d837f9aae860108dcd37ec557cd36f7174e 100644
--- a/engine/core/BUILD.gn
+++ b/engine/core/BUILD.gn
@@ -174,7 +174,6 @@ group("core_names") {
     ":make_core_generated_event_type_names",
     ":make_core_generated_fetch_initiator_type_names",
     ":make_core_generated_html_element_factory",
-    ":make_core_generated_html_tokenizer_names",
     ":make_core_generated_media_type_names",
   ]
 }
@@ -417,16 +416,6 @@ make_names("make_core_generated_event_type_names") {
   ]
 }
 
-make_names("make_core_generated_html_tokenizer_names") {
-  in_files = [
-    "html/parser/HTMLTokenizerNames.in",
-  ]
-  outputs = [
-    "$sky_core_output_dir/HTMLTokenizerNames.cpp",
-    "$sky_core_output_dir/HTMLTokenizerNames.h",
-  ]
-}
-
 # make_token_matcher -----------------------------------------------------------
 
 make_token_matcher("make_core_generated_make_token_matcher") {
diff --git a/engine/core/Init.cpp b/engine/core/Init.cpp
index 3cb60c3691be4e08d2bd925d99dedc28ae86dedf..82a7a4753de4373ea28d43e7c8b61a8c465651ba 100644
--- a/engine/core/Init.cpp
+++ b/engine/core/Init.cpp
@@ -36,7 +36,6 @@
 #include "core/EventTypeNames.h"
 #include "core/FetchInitiatorTypeNames.h"
 #include "core/HTMLNames.h"
-#include "core/HTMLTokenizerNames.h"
 #include "core/MediaFeatureNames.h"
 #include "core/MediaTypeNames.h"
 #include "core/dom/Document.h"
@@ -72,7 +71,6 @@ void CoreInitializer::init()
     EventTypeNames::init();
     FetchInitiatorTypeNames::init();
     FontFamilyNames::init();
-    HTMLTokenizerNames::init();
     MediaFeatureNames::init();
     MediaTypeNames::init();
 
diff --git a/engine/core/html/parser/HTMLTokenizer.cpp b/engine/core/html/parser/HTMLTokenizer.cpp
index 6c4c21099f0d98a48a65139c3129bacf99979c0b..93e61ba6132ba1f1e5d9e245909343bd8dfe502c 100644
--- a/engine/core/html/parser/HTMLTokenizer.cpp
+++ b/engine/core/html/parser/HTMLTokenizer.cpp
@@ -29,7 +29,6 @@
 #include "core/html/parser/HTMLTokenizer.h"
 
 #include "core/HTMLNames.h"
-#include "core/HTMLTokenizerNames.h"
 #include "core/html/parser/AtomicHTMLToken.h"
 #include "core/html/parser/HTMLEntityParser.h"
 #include "core/html/parser/HTMLParserIdioms.h"
diff --git a/engine/core/html/parser/HTMLTokenizerNames.in b/engine/core/html/parser/HTMLTokenizerNames.in
deleted file mode 100644
index 0eab51f4ea0f3e5876d7ce224e03de69b2a595c0..0000000000000000000000000000000000000000
--- a/engine/core/html/parser/HTMLTokenizerNames.in
+++ /dev/null
@@ -1,8 +0,0 @@
-namespace="HTMLTokenizer"
-
--- Symbol=dashDash
-doctype
-[CDATA[ Symbol=cdata
-# The symbol "public" conflicts with the C++ keyword.
-public Symbol=publicString
-system