Fix broken unit-test.

chrome/browser/safe_browsing/download_protection_service_unittest.cc

 // Copyright (c) 2011 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/safe_browsing/download_protection_service.h"
 
 #include <map>
 #include <string>
 
 #include "base/bind.h"
@@ skipping 643 matching lines @@
 
   EXPECT_CALL(*sb_service_, MatchDownloadWhitelistUrl(_))
       .WillRepeatedly(Return(false));
   EXPECT_CALL(*signature_util_, CheckSignature(info.local_file, _));
 
   download_service_->download_request_timeout_ms_ = 10;
   download_service_->CheckClientDownload(
       info,
       base::Bind(&DownloadProtectionServiceTest::CheckDoneCallback,
                  base::Unretained(this)));
-  // Run the message loop(s) until SendRequest is called.
-  FlushThreadMessageLoops();
 
   // The request should time out because the HTTP request hasn't returned
   // anything yet.
   msg_loop_.Run();
   ExpectResult(DownloadProtectionService::SAFE);
 }
 }  // namespace safe_browsing