Fail tests fast if overriding the Windows registry fails.

chrome/browser/safe_browsing/incident_reporting/platform_state_store_win_unittest.cc

 // Copyright 2015 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/incident_reporting/platform_state_store.h"
 
 #include <utility>
 
 #include "base/macros.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 24 matching lines @@
 class PlatformStateStoreWinTest : public ::testing::Test {
  protected:
   PlatformStateStoreWinTest()
       : profile_(nullptr),
         task_runner_(new base::TestSimpleTaskRunner()),
         profile_manager_(TestingBrowserProcess::GetGlobal()) {}
 
   void SetUp() override {
     ::testing::Test::SetUp();
     base::MessageLoop::current()->SetTaskRunner(task_runner_);
-    registry_override_manager_.OverrideRegistry(HKEY_CURRENT_USER);
+    ASSERT_NO_FATAL_FAILURE(
+        registry_override_manager_.OverrideRegistry(HKEY_CURRENT_USER));
     ASSERT_TRUE(profile_manager_.SetUp());
   }
 
   // Creates/resets |profile_|. If |new_profile| is true, the profile will
   // believe that it is new (Profile::IsNewProfile() will return true).
   void ResetProfile(bool new_profile) {
     if (profile_) {
       profile_manager_.DeleteTestingProfile(kProfileName_);
       profile_ = nullptr;
     }
@@ skipping 119 matching lines @@
 
   std::string data;
   PlatformStateStoreLoadResult result = ReadStoreData(profile_, &data);
   EXPECT_EQ(PlatformStateStoreLoadResult::CLEARED_DATA, result);
   EXPECT_EQ(std::string(), data);
   AssertTestDataIsAbsent();
 }
 
 }  // namespace platform_state_store
 }  // namespace safe_browsing