Fix leaks introduced by WDS change

chrome/browser/signin/token_service_unittest.cc

 // Copyright (c) 2012 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.
 //
 // This file defines a unit test for the profile's token service.
 
 #include "chrome/browser/signin/token_service_unittest.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 79 matching lines @@
   // You have to destroy the profile before the db_thread_ stops.
   if (profile_.get()) {
     profile_.reset(NULL);
   }
   // Schedule another task on the DB thread to notify us that it's safe to
   // carry on with the test.
   base::WaitableEvent done(false, false);
   BrowserThread::PostTask(BrowserThread::DB, FROM_HERE,
       base::Bind(&base::WaitableEvent::Signal, base::Unretained(&done)));
   done.Wait();
-
-  db_thread_.Stop();
   MessageLoop::current()->PostTask(FROM_HERE, MessageLoop::QuitClosure());
   MessageLoop::current()->Run();
+  db_thread_.Stop();
 }
 
 void TokenServiceTestHarness::WaitForDBLoadCompletion() {
   // Force the loading of the WebDataService.
   WebDataService::FromBrowserContext(profile_.get());
 
   // The WebDB does all work on the DB thread. This will add an event
   // to the end of the DB thread, so when we reach this task, all DB
   // operations should be complete.
   base::WaitableEvent done(false, false);
@@ skipping 304 matching lines @@
 
     *CommandLine::ForCurrentProcess() = original_cl;
   }
 };
 
 TEST_F(TokenServiceCommandLineTest, TestValueOverride) {
   EXPECT_TRUE(service_->HasTokenForService("my_service"));
   EXPECT_EQ("my_value", service_->GetTokenForService("my_service"));
 }
 #endif   // ifndef NDEBUG