Regkey functions return error code instead of bool

chrome/installer/util/install_util_unittest.cc

 // Copyright (c) 2010 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 <string>
 
 #include "base/command_line.h"
 #include "base/win/registry.h"
 #include "chrome/installer/util/browser_distribution.h"
 #include "chrome/installer/util/installation_state.h"
@@ skipping 27 matching lines @@
         CommandLine::FromString(L"setup.exe --system-level"));
     InstallationState machine_state;
     machine_state.Initialize(prefs);
     InstallerState state;
     state.Initialize(prefs, machine_state);
     InstallUtil::WriteInstallerResult(system_level, state.state_key(),
         installer::FIRST_INSTALL_SUCCESS, 0, &launch_cmd);
     BrowserDistribution* distribution =
         BrowserDistribution::GetSpecificDistribution(
             BrowserDistribution::CHROME_BROWSER, prefs);
-    EXPECT_TRUE(key.Open(root, distribution->GetStateKey().c_str(), KEY_READ));
-    EXPECT_TRUE(key.ReadValue(installer::kInstallerSuccessLaunchCmdLine,
-                              &value));
+    EXPECT_EQ(ERROR_SUCCESS,
+        key.Open(root, distribution->GetStateKey().c_str(), KEY_READ));
+    EXPECT_EQ(ERROR_SUCCESS,
+        key.ReadValue(installer::kInstallerSuccessLaunchCmdLine, &value));
     EXPECT_EQ(launch_cmd, value);
   }
   TempRegKeyOverride::DeleteAllTempKeys();
 
   // check results for a fresh install of multi Chrome
   {
     TempRegKeyOverride override(root, L"root_inst_res");
     const MasterPreferences prefs(
         CommandLine::FromString(
             L"setup.exe --system-level --multi-install --chrome"));
     InstallationState machine_state;
     machine_state.Initialize(prefs);
     InstallerState state;
     state.Initialize(prefs, machine_state);
     InstallUtil::WriteInstallerResult(system_level, state.state_key(),
         installer::FIRST_INSTALL_SUCCESS, 0, &launch_cmd);
     BrowserDistribution* distribution =
         BrowserDistribution::GetSpecificDistribution(
             BrowserDistribution::CHROME_BROWSER, prefs);
-    EXPECT_TRUE(key.Open(root, distribution->GetStateKey().c_str(), KEY_READ));
-    EXPECT_TRUE(key.ReadValue(installer::kInstallerSuccessLaunchCmdLine,
-                              &value));
+    EXPECT_EQ(ERROR_SUCCESS,
+        key.Open(root, distribution->GetStateKey().c_str(), KEY_READ));
+    EXPECT_EQ(ERROR_SUCCESS,
+        key.ReadValue(installer::kInstallerSuccessLaunchCmdLine, &value));
     EXPECT_EQ(launch_cmd, value);
     key.Close();
   }
   TempRegKeyOverride::DeleteAllTempKeys();
 }