Enable a lot of WorkerTest.WorkerFastLayoutTests and comment out...

chrome/worker/worker_uitest.cc

 // Copyright (c) 2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/worker_host/worker_service.h"
 #include "chrome/test/automation/browser_proxy.h"
 #include "chrome/test/automation/tab_proxy.h"
 #include "chrome/test/ui/ui_layout_test.h"
 
 static const char kTestCompleteCookie[] = "status";
@@ skipping 29 matching lines @@
 TEST_F(WorkerTest, MultipleWorkers) {
   RunTest(L"multi_worker.html");
 }
 
 // WorkerFastLayoutTests works on the linux try servers, but fails on the
 // build bots and fails on mac valgrind.
 #if !defined(OS_WIN)
 #define WorkerFastLayoutTests DISABLED_WorkerFastLayoutTests
 #endif
 
-// WorkerFastLayoutTests failed on all platforms since r27553.
-// http://crbug.com/23391
-TEST_F(WorkerTest, DISABLED_WorkerFastLayoutTests) {
+TEST_F(WorkerTest, WorkerFastLayoutTests) {
   static const char* kLayoutTestFiles[] = {
     "stress-js-execution.html",
 #if defined(OS_WIN)
     // Workers don't properly initialize the V8 stack guard.
     // (http://code.google.com/p/chromium/issues/detail?id=21653).
     "use-machine-stack.html",
 #endif
     "worker-call.html",
     // Disabled because cloning ports are too slow in Chromium to meet the
     // thresholds in this test.
@@ skipping 10 matching lines @@
     // which is not currently implemented.
     // "worker-lifecycle.html",
     "worker-location.html",
     "worker-messageport.html",
     // Disabled after r27089 (WebKit merge), http://crbug.com/22947
     // "worker-messageport-gc.html",
     "worker-multi-port.html",
     "worker-navigator.html",
     "worker-replace-global-constructor.html",
     "worker-replace-self.html",
-    "worker-script-error.html",
+    // Disabled afer r27553 (WebKit merge), http://crbug.com/23391
+    // "worker-script-error.html",
     "worker-terminate.html",
     "worker-timeout.html"
   };
 
   FilePath fast_test_dir;
   fast_test_dir = fast_test_dir.AppendASCII("LayoutTests");
   fast_test_dir = fast_test_dir.AppendASCII("fast");
 
   FilePath worker_test_dir;
   worker_test_dir = worker_test_dir.AppendASCII("workers");
@@ skipping 145 matching lines @@
   // Check that we didn't create more than the max number of workers.
   EXPECT_EQ(total_workers + number_of_processes,
             UITest::GetBrowserProcessCount());
 
   // Now close a page and check that the queued workers were started.
   tab->NavigateToURL(GetTestUrl(L"google", L"google.html"));
 
   EXPECT_EQ(total_workers + number_of_processes,
             UITest::GetBrowserProcessCount());
 }