remove tray.setHighlightMode() deprecation

atom/browser/api/atom_api_tray.cc

@@ -40,16 +40,6 @@ struct Converter<atom::TrayIcon::HighlightMode> {
         return true;
       }
     }
-
-    bool highlight;
-    if (ConvertFromV8(isolate, val, &highlight)) {
-      if (highlight)
-        *out = atom::TrayIcon::HighlightMode::SELECTION;
-      else
-        *out = atom::TrayIcon::HighlightMode::NEVER;
-      return true;
-    }
-
     return false;
   }
 };

docs/tutorial/planned-breaking-changes.md

@@ -53,20 +53,6 @@ ses.setCertificateVerifyProc(function (request, callback) {
 })
 ```
 
-## `Tray`
-
-```js
-// Deprecated
-tray.setHighlightMode(true)
-// Replace with
-tray.setHighlightMode('on')
-
-// Deprecated
-tray.setHighlightMode(false)
-// Replace with
-tray.setHighlightMode('off')
-```
-
 ## `webContents`
 
 ```js

lib/browser/api/tray.js

@@ -1,20 +1,6 @@
 const {EventEmitter} = require('events')
-const {deprecate} = require('electron')
 const {Tray} = process.atomBinding('tray')
 
 Object.setPrototypeOf(Tray.prototype, EventEmitter.prototype)
 
-// TODO(codebytere): remove in 3.0
-const nativeSetHighlightMode = Tray.prototype.setHighlightMode
-Tray.prototype.setHighlightMode = function (param) {
-  if (!process.noDeprecations && typeof param === 'boolean') {
-    if (param) {
-      deprecate.warn('tray.setHighlightMode(true)', `tray.setHighlightMode("on")`)
-    } else {
-      deprecate.warn('tray.setHighlightMode(false)', `tray.setHighlightMode("off")`)
-    }
-  }
-  return nativeSetHighlightMode.call(this, param)
-}
-
 module.exports = Tray