| Index: lib/utils.js |
| =================================================================== |
| --- a/lib/utils.js |
| +++ b/lib/utils.js |
| @@ -352,18 +352,17 @@ let Utils = exports.Utils = |
| yield: function() |
| { |
| let {Prefs} = require("prefs"); |
| if (Prefs.please_kill_startup_performance) |
| { |
| this.yield = function() {}; |
| return; |
| } |
| - let thread = Services.tm.currentThread; |
| - while (thread.processNextEvent(false)); |
| + return new Promise((resolve, reject) => Utils.runAsync(resolve)); |
| }, |
| /** |
| * Saves sidebar state before detaching/reattaching |
| */ |
| setParams: function(params) |
| { |
| sidebarParams = params; |