Avoid adding a new option to webPreferences

lib/renderer/init.js

@@ -58,8 +58,6 @@ for (let arg of process.argv) {
     nodeIntegration = arg.substr(arg.indexOf('=') + 1)
   } else if (arg.indexOf('--preload=') === 0) {
     preloadScript = arg.substr(arg.indexOf('=') + 1)
-  } else if (arg.indexOf('--visibility-state=') === 0) {
-    process.visibilityState = arg.substr(arg.indexOf('=') + 1)
   }
 }
 

lib/renderer/override.js

@@ -225,10 +225,7 @@ Object.defineProperty(window.history, 'length', {
 })
 
 // The initial visibilityState.
-let cachedVisibilityState = 'visible'
-if (process.visibilityState) {
-  cachedVisibilityState = process.visibilityState
-}
+let cachedVisibilityState = process.argv.includes('--hidden-page') ? 'hidden' : 'visible'
 
 // Subscribe to visibilityState changes.
 ipcRenderer.on('ELECTRON_RENDERER_WINDOW_VISIBILITY_CHANGE', function (event, visibilityState) {