Fix leaks introduced by WDS change

chrome/browser/signin/token_service_unittest.cc

Index: chrome/browser/signin/token_service_unittest.cc
diff --git a/chrome/browser/signin/token_service_unittest.cc b/chrome/browser/signin/token_service_unittest.cc
index 93e9c7b3ceac79c826db2ca8f3ade24d85bc1b91..eb6adfe7dc4e5c1571f7da3f066895ce3e245c20 100644
--- a/chrome/browser/signin/token_service_unittest.cc
+++ b/chrome/browser/signin/token_service_unittest.cc
@@ -97,10 +97,9 @@ void TokenServiceTestHarness::TearDown() {
   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() {