Convert make_names and make_event_factory to use json5 config format.

third_party/WebKit/Source/core/html/parser/HTMLTokenizerNames.json5

Index: third_party/WebKit/Source/core/html/parser/HTMLTokenizerNames.json5
diff --git a/third_party/WebKit/Source/core/html/parser/HTMLTokenizerNames.json5 b/third_party/WebKit/Source/core/html/parser/HTMLTokenizerNames.json5
new file mode 100644
index 0000000000000000000000000000000000000000..de632e797b5b1ec1b087d3c36431e494f2848c3f
--- /dev/null
+++ b/third_party/WebKit/Source/core/html/parser/HTMLTokenizerNames.json5
@@ -0,0 +1,23 @@
+{
+metadata:{
+  namespace: "HTMLTokenizer",
+},
+
+data: [
+  {
+    name: "--",
+    Symbol: "dashDash",
+  },
+  "doctype",
+  {
+    name: "[CDATA[",
+    Symbol: "cdata",
+  },
+  // The symbol "public" conflicts with the C++ keyword.
+  {
+    name: "public",
+    Symbol: "publicString",
+  },
+  "system",
+]
+}