@private

* Opens a new editor control and gets the recipients to encrypt plaintext * input to their public keys. * @param {String} options.text The pl

* Extract emails from list of elements * @param {NodeList<HTMLElement>} elements - A list of HTML elements to iteralte over * @param {Function} ex

* Improve performance of initial keyring operations by pre-verifying keys in large keyrings * @param {String} keyringId

* A encrypted message will be decrypted and shown in the editor * @param {String} armored

* Is called after encryption and injects ciphertext and recipient * email addresses into the webmail interface. * @param {String} options.text

* Set the recipient data in the editor. * @param {Array} recipients - a list of potential recipient from the webmail ui

* Encrypt, sign & encrypt, or sign only operation * @param {String} options.action - 'sign' or 'encrypt' * @param {String} options.message - bod

* We can detect an uninstall event if the field chrome.runtime.id is cleared

* Internal method to establish connection between two ports * @private

* Internal method to establish connection between two ports * @private

* Internal method to handle disconnection from the other end * @private

* Internal method to handle disconnection from the other end * @private

* Internal method to handle incoming messages * @private

* Internal method to handle incoming messages * @private

* attach encrypt frame to element * @param {Array} elements

* Create an iframe