disable GK

Summary: Adding a GK to be able to disable notifications remotely.

Reviewed By: passy

Differential Revision: D10467036

fbshipit-source-id: ee555bd73cb5c58d1113e28fe88fe605480865cf

src/chrome/MainSidebar.js

@@ -199,7 +199,7 @@ class MainSidebar extends Component<MainSidebarProps> {
         backgroundColor={
           process.platform === 'darwin' && windowIsFocused ? 'transparent' : ''
         }>
-        {GK.get('flipper_notifications') && (
+        {!GK.get('flipper_disable_notifications') && (
           <ListItem
             active={selectedPlugin === 'notifications'}
             onClick={() =>

src/dispatcher/notifications.js

@@ -14,8 +14,13 @@ import {selectPlugin} from '../reducers/connections';
 import {setActiveNotifications} from '../reducers/notifications';
 import {textContent} from '../utils/index';
 import {clientPlugins} from '../plugins/index.js';
+import GK from '../fb-stubs/GK';
 
 export default (store: Store, logger: Logger) => {
+  if (GK.get('flipper_disable_notifications')) {
+    return;
+  }
+
   const knownNotifications: Set<string> = new Set();
   const knownPluginStates: Map<string, Object> = new Map();