rm stray function

Author: bakkot

src/Import.ts

@@ -47,7 +47,7 @@ export async function buildImports(spec: Spec, importNode: EmuImportElement, roo
       const importedImports = [
         ...(importedNode as HTMLElement).querySelectorAll('emu-import'),
         // we have to do this because querySelectorAll can't return its `this`
-        ...((importedNode as HTMLElement).tagName === 'EMU-IMPORT' ? [importedNode] : [])
+        ...((importedNode as HTMLElement).tagName === 'EMU-IMPORT' ? [importedNode] : []),
       ];
       for (const childImport of importedImports) {
         await buildImports(spec, childImport as EmuImportElement, relativeRoot);

src/Spec.ts

@@ -273,10 +273,6 @@ function wrapWarn(source: string, spec: Spec, warn: (err: EcmarkupError) => void
   };
 }
 
-function isEmuImportElement(node: Node): node is EmuImportElement {
-  return node.nodeType === 1 && node.nodeName === 'EMU-IMPORT';
-}
-
 export type WorklistItem = { aoid: string | null; effects: string[] };
 export function maybeAddClauseToEffectWorklist(
   effectName: string,