Bug 1601037 - initialized option parameter present in 3 methods to default {} r=remote-protocol-reviewers,ato

Differential Revision: https://phabricator.services.mozilla.com/D57745

--HG--
extra : moz-landing-system : lando

remote/domains/content/Page.jsm

@@ -198,7 +198,7 @@ class Page extends ContentProcessDomain {
    * @param {boolean} options.enabled
    *     If true, starts emitting lifecycle events.
    */
-  setLifecycleEventsEnabled(options) {
+  setLifecycleEventsEnabled(options = {}) {
     const { enabled } = options;
 
     this.lifecycleEnabled = enabled;

remote/domains/parent/Input.jsm

@@ -33,7 +33,7 @@ class Input extends Domain {
    *        - keyIdentifier (not supported)
    *        - isSystemKey (not supported)
    */
-  async dispatchKeyEvent(options) {
+  async dispatchKeyEvent(options = {}) {
     // missing code, text, unmodifiedText, autorepeat, location, iskeypad
     const { key, modifiers, type, windowsVirtualKeyCode } = options;
     const { alt, ctrl, meta, shift } = Input.Modifier;

remote/domains/parent/Network.jsm

@@ -80,7 +80,7 @@ class Network extends Domain {
    *
    * Redirected to Emulation.setUserAgentOverride.
    */
-  setUserAgentOverride(options) {
+  setUserAgentOverride(options = {}) {
     const { id } = this.session;
     this.session.execute(id, "Emulation", "setUserAgentOverride", options);
   }