Update Flipper version on restart from settings

Summary: Delegate to launcher on restart after settings changed. This is required to update Flipper after changing release channel.

Reviewed By: passy

Differential Revision: D25331466

fbshipit-source-id: d98e272971b5782d3b9c46e6ba62d883ebbb804c

desktop/app/src/chrome/SettingsSheet.tsx

@@ -80,7 +80,7 @@ class SettingsSheet extends Component<Props, State> {
     this.props.updateLauncherSettings(this.state.updatedLauncherSettings);
     this.props.onHide();
     flush().then(() => {
-      restartFlipper();
+      restartFlipper(true);
     });
   };
 

desktop/app/src/utils/restartFlipper.tsx

@@ -10,9 +10,18 @@
 import {remote} from 'electron';
 import isProduction from './isProduction';
 
-export default function restart() {
+export default function restart(update: boolean = false) {
   if (isProduction()) {
-    remote.app.relaunch();
+    if (update) {
+      const options = {
+        args: process.argv
+          .splice(0, 1)
+          .filter((arg) => arg !== '--no-launcher' && arg !== '--no-updater'),
+      };
+      remote.app.relaunch(options);
+    } else {
+      remote.app.relaunch();
+    }
     remote.app.exit();
   } else {
     // Relaunching the process with the standard way doesn't work in dev mode.