Method abort

out/cli.cjs:61451–61465

* @see https://w3c.github.io/FileAPI/#dfn-abort

()

        webidl.brandCheck(this, _FileReader);
        webidl.argumentLengthCheck(arguments, 1, { header: "FileReader.readAsDataURL" });
        blob = webidl.converters.Blob(blob, { strict: false });
        readOperation(this, blob, "DataURL");
      }
      /**
       * @see https://w3c.github.io/FileAPI/#dfn-abort
       */
      abort() {
        if (this[kState] === "empty" || this[kState] === "done") {
          this[kResult] = null;
          return;
        }
        if (this[kState] === "loading") {
          this[kState] = "done";
          this[kResult] = null;
        }
        this[kAborted] = true;
        fireAProgressEvent("abort", this);
        if (this[kState] !== "loading") {