Convert make_qualified_names and make_element_factory to use JSON5.

third_party/WebKit/Source/core/html/HTMLAttributeNames.json5

Index: third_party/WebKit/Source/core/html/HTMLAttributeNames.json5
diff --git a/third_party/WebKit/Source/core/html/HTMLAttributeNames.json5 b/third_party/WebKit/Source/core/html/HTMLAttributeNames.json5
new file mode 100644
index 0000000000000000000000000000000000000000..0ad4d65e527357a89f1a8fa8e1c6943e666de557
--- /dev/null
+++ b/third_party/WebKit/Source/core/html/HTMLAttributeNames.json5
@@ -0,0 +1,354 @@
+{
+  metadata: {
+    namespace: "HTML",
+    namespacePrefix: "xhtml",
+    namespaceURI: "http://www.w3.org/1999/xhtml",
+    attrsNullNamespace: true,
+    export: "CORE_EXPORT",
+  },
+
+  data: [
+    "abbr",
+    "accept-charset",
+    "accept",
+    "accesskey",
+    "action",
+    "align",
+    "alink",
+    "allowfullscreen",
+    "allowpaymentrequest",
+    "alt",
+    "archive",
+    "aria-activedescendant",
+    "aria-atomic",
+    "aria-autocomplete",
+    "aria-busy",
+    "aria-checked",
+    "aria-colcount",
+    "aria-colindex",
+    "aria-colspan",
+    "aria-controls",
+    "aria-current",
+    "aria-describedby",
+    "aria-details",
+    "aria-disabled",
+    "aria-dropeffect",
+    "aria-errormessage",
+    "aria-expanded",
+    "aria-flowto",
+    "aria-grabbed",
+    "aria-haspopup",
+    "aria-help",
+    "aria-hidden",
+    "aria-invalid",
+    "aria-keyshortcuts",
+    "aria-label",
+    "aria-labeledby",
+    "aria-labelledby",
+    "aria-level",
+    "aria-live",
+    "aria-modal",
+    "aria-multiline",
+    "aria-multiselectable",
+    "aria-orientation",
+    "aria-owns",
+    "aria-placeholder",
+    "aria-posinset",
+    "aria-pressed",
+    "aria-readonly",
+    "aria-relevant",
+    "aria-required",
+    "aria-roledescription",
+    "aria-rowcount",
+    "aria-rowindex",
+    "aria-rowspan",
+    "aria-selected",
+    "aria-setsize",
+    "aria-sort",
+    "aria-valuemax",
+    "aria-valuemin",
+    "aria-valuenow",
+    "aria-valuetext",
+    "as",
+    "async",
+    "autocapitalize",
+    "autocomplete",
+    "autocorrect",
+    "autofocus",
+    "autoplay",
+    "axis",
+    "background",
+    "behavior",
+    "bgcolor",
+    "border",
+    "bordercolor",
+    "capture",
+    "cellpadding",
+    "cellspacing",
+    "char",
+    "challenge",
+    "charoff",
+    "charset",
+    "checked",
+    "cite",
+    "class",
+    "classid",
+    "clear",
+    "code",
+    "codebase",
+    "codetype",
+    "color",
+    "cols",
+    "colspan",
+    "compact",
+    "content",
+    "contenteditable",
+    "contextmenu",
+    "controls",
+    "coords",
+    "crossorigin",
+    "csp",
+    "data",
+    "datetime",
+    "declare",
+    "default",
+    "defer",
+    "dir",
+    "direction",
+    "dirname",
+    "disabled",
+    "disableremoteplayback",
+    "download",
+    "draggable",
+    "webkitdropzone",
+    "enctype",
+    "end",
+    "event",
+    "face",
+    "for",
+    "form",
+    "formaction",
+    "formenctype",
+    "formmethod",
+    "formnovalidate",
+    "formtarget",
+    "frame",
+    "frameborder",
+    "headers",
+    "height",
+    "hidden",
+    "high",
+    "href",
+    "hreflang",
+    "hspace",
+    "http-equiv",
+    "icon",
+    "id",
+    "incremental",
+    "inputmode",
+    "integrity",
+    "is",
+    "ismap",
+    "keytype",
+    "kind",
+    "label",
+    "lang",
+    "language",
+    "leftmargin",
+    "link",
+    "list",
+    "longdesc",
+    "loop",
+    "low",
+    "lowsrc",
+    "manifest",
+    "marginheight",
+    "marginwidth",
+    "max",
+    "maxlength",
+    "mayscript",
+    "media",
+    "method",
+    "min",
+    "minlength",
+    "multiple",
+    "muted",
+    "name",
+    "nohref",
+    "nonce",
+    "noresize",
+    "noshade",
+    "novalidate",
+    "nowrap",
+    "object",
+    "onabort",
+    "onanimationstart",
+    "onanimationiteration",
+    "onanimationend",
+    "onauxclick",
+    "onbeforecopy",
+    "onbeforecut",
+    "onbeforepaste",
+    "onbeforeunload",
+    "onblur",
+    "oncancel",
+    "oncanplay",
+    "oncanplaythrough",
+    "onchange",
+    "onclick",
+    "onclose",
+    "oncontextmenu",
+    "oncopy",
+    "oncuechange",
+    "oncut",
+    "ondblclick",
+    "ondrag",
+    "ondragend",
+    "ondragenter",
+    "ondragleave",
+    "ondragover",
+    "ondragstart",
+    "ondrop",
+    "ondurationchange",
+    "onemptied",
+    "onended",
+    "onerror",
+    "onfocus",
+    "onfocusin",
+    "onfocusout",
+    "ongotpointercapture",
+    "onhashchange",
+    "oninput",
+    "oninvalid",
+    "onkeydown",
+    "onkeypress",
+    "onkeyup",
+    "onlanguagechange",
+    "onload",
+    "onloadeddata",
+    "onloadedmetadata",
+    "onloadstart",
+    "onlostpointercapture",
+    "onmessage",
+    "onmousedown",
+    "onmouseenter",
+    "onmouseleave",
+    "onmousemove",
+    "onmouseout",
+    "onmouseover",
+    "onmouseup",
+    "onmousewheel",
+    "ononline",
+    "onoffline",
+    "onorientationchange",
+    "onpagehide",
+    "onpageshow",
+    "onpaste",
+    "onpause",
+    "onplay",
+    "onplaying",
+    "onpointercancel",
+    "onpointerdown",
+    "onpointerenter",
+    "onpointerleave",
+    "onpointermove",
+    "onpointerout",
+    "onpointerover",
+    "onpointerup",
+    "onpopstate",
+    "onprogress",
+    "onratechange",
+    "onreset",
+    "onresize",
+    "onscroll",
+    "onsearch",
+    "onseeked",
+    "onseeking",
+    "onselect",
+    "onselectstart",
+    "onselectionchange",
+    "onshow",
+    "onstalled",
+    "onstorage",
+    "onsuspend",
+    "onsubmit",
+    "ontimeupdate",
+    "ontoggle",
+    "ontouchstart",
+    "ontouchmove",
+    "ontouchend",
+    "ontouchcancel",
+    "ontransitionend",
+    "onunload",
+    "onvolumechange",
+    "onwaiting",
+    "onwebkitanimationstart",
+    "onwebkitanimationiteration",
+    "onwebkitanimationend",
+    "onwebkitfullscreenchange",
+    "onwebkitfullscreenerror",
+    "onwebkittransitionend",
+    "onwheel",
+    "open",
+    "optimum",
+    "pattern",
+    "permissions",
+    "placeholder",
+    "ping",
+    "poster",
+    "preload",
+    "pseudo",
+    "radiogroup",
+    "readonly",
+    "referrerpolicy",
+    "rel",
+    "required",
+    "rev",
+    "reversed",
+    "role",
+    "rows",
+    "rowspan",
+    "rules",
+    "sandbox",
+    "scheme",
+    "scope",
+    "scrollamount",
+    "scrolldelay",
+    "scrolling",
+    "select",
+    "selected",
+    "shape",
+    "size",
+    "sizes",
+    "slot",
+    "span",
+    "spellcheck",
+    "src",
+    "srcset",
+    "srcdoc",
+    "srclang",
+    "standby",
+    "start",
+    "step",
+    "style",
+    "summary",
+    "tabindex",
+    "target",
+    "text",
+    "title",
+    "topmargin",
+    "translate",
+    "truespeed",
+    "type",
+    "usemap",
+    "valign",
+    "value",
+    "valuetype",
+    "version",
+    "vlink",
+    "vspace",
+    "webkitdirectory",
+    "width",
+    "wrap",
+  ],
+}