private void updateUseVimBindings() {
        if (editor.isAttached() && useVimBindingsDirty) {
            editor.setUseVimBindings(useVimBindings);
            useVimBindingsDirty = false;
        }
    }
@param lineNo One based
@param colNo  One based
stroom-core-client-widget/src/main/java/stroom/editor/client/view/Editor.java