Move crash reporting listener to the server

Summary: Changelog: Move crash watcher to the server. Add 'device-crash' event. Add 'device-start-crash-watcher', 'device-stop-crash-watcher' commands. Add 'onDeviceCrash' method to Plugin Client.

Reviewed By: mweststrate

Differential Revision: D33089810

fbshipit-source-id: ed62ee7c1129e5e25af18b444744b0796f567b72

desktop/flipper-server-core/src/devices/ios/IOSDevice.tsx

@@ -20,6 +20,7 @@ import {ERR_PHYSICAL_DEVICE_LOGS_WITHOUT_IDB, IOSBridge} from './IOSBridge';
 import split2 from 'split2';
 import {ServerDevice} from '../ServerDevice';
 import {FlipperServerImpl} from '../../FlipperServerImpl';
+import {addFileWatcherForiOSCrashLogs} from './iOSCrashUtils';
 
 type IOSLogLevel = 'Default' | 'Info' | 'Debug' | 'Error' | 'Fault';
 
@@ -153,6 +154,10 @@ export default class IOSDevice extends ServerDevice {
     }
   }
 
+  protected startCrashWatcherImpl(): () => void {
+    return addFileWatcherForiOSCrashLogs(this);
+  }
+
   static getLogLevel(level: string): DeviceLogLevel {
     switch (level) {
       case 'Default':