Fix typo in new getScriptletArgs() method

Additionally, bring mv3 build up to date with latest changes
to scriptlet framework.

src/js/reverselookup.js

@@ -174,7 +174,7 @@ const fromExtendedFilter = async function(details) {
     parser.parse(details.rawFilter);
     let compiled;
     if ( parser.isScriptletFilter() ) {
-        compiled = JSON.stringify(parser.getScripletArgs());
+        compiled = JSON.stringify(parser.getScriptletArgs());
     }
 
     worker.postMessage({

src/js/scriptlet-filtering.js

@@ -158,7 +158,7 @@ const isolatedWorldInjector = (( ) => {
 })();
 
 const normalizeRawFilter = function(parser, sourceIsTrusted = false) {
-    const args = parser.getScripletArgs();
+    const args = parser.getScriptletArgs();
     if ( args.length !== 0 ) {
         let token = `${args[0]}.js`;
         if ( reng.aliases.has(token) ) {

src/js/static-dnr-filtering.js

@@ -101,20 +101,7 @@ function addExtendedToDNR(context, parser) {
             context.scriptletFilters = new Map();
         }
         const exception = parser.isException();
-        const root = parser.getBranchFromType(sfp.NODE_TYPE_EXT_PATTERN_SCRIPTLET);
+        const args = parser.getScriptletArgs();
-        const walker = parser.getWalker(root);
-        const args = [];
-        for ( let node = walker.next(); node !== 0; node = walker.next() ) {
-            switch ( parser.getNodeType(node) ) {
-                case sfp.NODE_TYPE_EXT_PATTERN_SCRIPTLET_TOKEN:
-                case sfp.NODE_TYPE_EXT_PATTERN_SCRIPTLET_ARG:
-                    args.push(parser.getNodeString(node));
-                    break;
-                default:
-                    break;
-            }
-        }
-        walker.dispose();
         const argsToken = JSON.stringify(args);
         for ( const { hn, not, bad } of parser.getExtFilterDomainIterator() ) {
             if ( bad ) { continue; }

src/js/static-filtering-parser.js

@@ -2374,7 +2374,7 @@ export class AstFilterParser {
         return arg.replace(this.reUnescapeCommas, '$1,');
     }
 
-    getScripletArgs() {
+    getScriptletArgs() {
         const args = [];
         if ( this.isScriptletFilter() === false ) { return args; }
         const root = this.getBranchFromType(NODE_TYPE_EXT_PATTERN_SCRIPTLET);