state: Use dispatch instead of direct call

src/renderer/controllers/prefs-controller.js

@@ -1,4 +1,3 @@
-const State = require('../lib/state')
 const {dispatch} = require('../lib/dispatcher')
 const ipcRenderer = require('electron').ipcRenderer
 
@@ -56,7 +55,7 @@ module.exports = class PrefsController {
       ipcRenderer.send('setStartup', state.unsaved.prefs.startup)
     }
     state.saved.prefs = Object.assign(state.saved.prefs || {}, state.unsaved.prefs)
-    State.save(state)
+    dispatch('saveState')
     dispatch('checkDownloadPath')
   }
 }

src/renderer/controllers/torrent-list-controller.js

@@ -4,7 +4,6 @@ const electron = require('electron')
 
 const {dispatch} = require('../lib/dispatcher')
 const {TorrentKeyNotFoundError} = require('../lib/errors')
-const State = require('../lib/state')
 const sound = require('../lib/sound')
 const TorrentSummary = require('../lib/torrent-summary')
 
@@ -159,7 +158,7 @@ module.exports = class TorrentListController {
 
       // remove torrent from saved list
       this.state.saved.torrents.splice(index, 1)
-      State.saveThrottled(this.state)
+      dispatch('saveStateThrottled')
     }
 
     // prevent user from going forward to a deleted torrent