Fail tests fast if overriding the Windows registry fails.

chrome/install_static/install_util_unittest.cc

 // Copyright 2016 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/install_static/install_util.h"
 
 #include <tuple>
 #include <utility>
 
 #include "base/memory/ptr_util.h"
@@ skipping 269 matching lines @@
     EXPECT_TRUE(!system_level_ || mode_->supports_system_level);
     root_key_ = system_level_ ? HKEY_LOCAL_MACHINE : HKEY_CURRENT_USER;
     nt_root_key_ = system_level_ ? nt::HKLM : nt::HKCU;
 
     std::unique_ptr<PrimaryInstallDetails> details =
         base::MakeUnique<PrimaryInstallDetails>();
     details->set_mode(mode_);
     details->set_channel(mode_->default_channel_name);
     details->set_system_level(system_level_);
     InstallDetails::SetForProcess(std::move(details));
-
-    base::string16 path;
-    override_manager_.OverrideRegistry(root_key_, &path);
-    nt::SetTestingOverride(nt_root_key_, path);
   }
 
   ~InstallStaticUtilTest() {
     InstallDetails::SetForProcess(nullptr);
     nt::SetTestingOverride(nt_root_key_, base::string16());
   }
 
+  void SetUp() override {
+    base::string16 path;
+    ASSERT_NO_FATAL_FAILURE(
+        override_manager_.OverrideRegistry(root_key_, &path));
+    nt::SetTestingOverride(nt_root_key_, path);
+  }
+
   bool system_level() const { return system_level_; }
 
   const wchar_t* default_channel() const { return mode_->default_channel_name; }
 
   void SetUsageStat(DWORD value, bool medium) {
     ASSERT_TRUE(!medium || system_level_);
     ASSERT_EQ(ERROR_SUCCESS,
               base::win::RegKey(root_key_, GetUsageStatsKeyPath(medium).c_str(),
                                 KEY_SET_VALUE | KEY_WOW64_32KEY)
                   .WriteValue(L"usagestats", value));
@@ skipping 116 matching lines @@
                                          testing::Values("user")));
 #else   // GOOGLE_CHROME_BUILD
 // Chromium supports user and system levels.
 INSTANTIATE_TEST_CASE_P(Chromium,
                         InstallStaticUtilTest,
                         testing::Combine(testing::Values(CHROMIUM_INDEX),
                                          testing::Values("user", "system")));
 #endif  // !GOOGLE_CHROME_BUILD
 
 }  // namespace install_static