Function update

static/editor.md/lib/codemirror/addon/hint/show-hint.js:111–115

()

      }

      function update() {
        if (finished) return;
        CodeMirror.signal(data, "update");
        retrieveHints(completion.options.hint, completion.cm, completion.options, finishUpdate);
      }
      function finishUpdate(data_) {
        data = data_;
        if (finished) return;