Revert "[Finishes #45476285] Add timeout support to async tests"

This reverts commit 8f5d0beb8c.

Async timeout support is just not ready for prime time.

src/core/Env.js

@@ -1,14 +1,13 @@
 getJasmineRequireObj().Env = function(j$) {
   function Env(options) {
     options = options || {};
-    
+
     var self = this;
     var global = options.global || j$.getGlobal();
 
     var catchExceptions = true;
 
     var realSetTimeout = j$.getGlobal().setTimeout;
-    var realClearTimeout = j$.getGlobal().clearTimeout;
     this.clock = new j$.Clock(global, new j$.DelayedFunctionScheduler());
 
     var spies = [];
@@ -121,13 +120,9 @@ getJasmineRequireObj().Env = function(j$) {
       }
     }
 
-    var asyncSpecTimeout = 60000;
-
     var queueRunnerFactory = function(options) {
       options.catchException = self.catchException;
       options.clearStack = options.clearStack || clearStack;
-      options.realTimer = { setTimeout: realSetTimeout, clearTimeout: realClearTimeout };
-      options.asyncSpecTimeout = asyncSpecTimeout;
 
       new j$.QueueRunner(options).run(options.fns, 0);
     };