TestBrowserThreads must outlive TestProfiles and TestProfileManagers

chrome/browser/profiles/profile_info_cache_unittest.h

 // 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.
 
 #ifndef CHROME_BROWSER_PROFILES_PROFILE_INFO_CACHE_UNITTEST_H_
 #define CHROME_BROWSER_PROFILES_PROFILE_INFO_CACHE_UNITTEST_H_
 
 #include <set>
 
 #include "base/macros.h"
@@ skipping 38 matching lines @@
   ProfileInfoCacheTest();
   ~ProfileInfoCacheTest() override;
 
   void SetUp() override;
   void TearDown() override;
 
   ProfileInfoCache* GetCache();
   base::FilePath GetProfilePath(const std::string& base_name);
   void ResetCache();
 
+ private:
+  // TestBrowserThreadBundle needs to be up through the destruction of the
+  // TestingProfileManager below.
+  content::TestBrowserThreadBundle thread_bundle_;
+
  protected:
   TestingProfileManager testing_profile_manager_;
 
  private:
-  content::TestBrowserThreadBundle thread_bundle_;
   ProfileNameVerifierObserver name_observer_;
   base::ScopedPathOverride user_data_dir_override_;
 };
 
 #endif  // CHROME_BROWSER_PROFILES_PROFILE_INFO_CACHE_UNITTEST_H_