TestBrowserThreads must outlive TestProfiles and TestProfileManagers

chrome/browser/download/download_request_limiter_unittest.cc

Index: chrome/browser/download/download_request_limiter_unittest.cc
diff --git a/chrome/browser/download/download_request_limiter_unittest.cc b/chrome/browser/download/download_request_limiter_unittest.cc
index 59d119049066f9d3d7bb62711ef99f816ead9362..14d15026609ad3aeacccf0acd276e31848ee1a05 100644
--- a/chrome/browser/download/download_request_limiter_unittest.cc
+++ b/chrome/browser/download/download_request_limiter_unittest.cc
@@ -161,6 +161,11 @@ class DownloadRequestLimiterTest : public ChromeRenderViewHostTestHarness {
     content_settings_->ShutdownOnUIThread();
     content_settings_ = nullptr;
     testing_delegate_.TearDown();
+
+    // |profile_| must be teared down before
+    // |RenderViewHostTestHarness::thread_bundle_|.
+    profile_.reset();
+
     ChromeRenderViewHostTestHarness::TearDown();
   }