Regkey functions return error code instead of bool

chrome/common/chrome_plugin_lib.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 "chrome/common/chrome_plugin_lib.h"
 
 #include "base/command_line.h"
 #include "base/hash_tables.h"
 #include "base/message_loop.h"
 #include "base/metrics/histogram.h"
@@ skipping 136 matching lines @@
 #if 0
   for (RegistryKeyIterator iter(HKEY_CURRENT_USER, kRegistryChromePlugins);
        iter.Valid(); ++iter) {
     // Use the registry to gather plugin across the file system.
     std::wstring reg_path = kRegistryChromePlugins;
     reg_path.append(L"\\");
     reg_path.append(iter.Name());
     base::win::RegKey key(HKEY_CURRENT_USER, reg_path.c_str());
 
     DWORD is_persistent;
-    if (key.ReadValueDW(kRegistryLoadOnStartup, &is_persistent) &&
-        is_persistent) {
+    LONG result = key.ReadValueDW(kRegistryLoadOnStartup, &is_persistent);
+    if (result == ERROR_SUCCESS && is_persistent) {
       std::wstring path;
-      if (key.ReadValue(kRegistryPath, &path)) {
+      if (key.ReadValue(kRegistryPath, &path) == ERROR_SUCCESS) {
         ChromePluginLib::Create(path, bfuncs);
       }
     }
   }
 #endif
 }
 
 // static
 void ChromePluginLib::UnloadAllPlugins() {
   if (g_loaded_libs) {
@@ skipping 112 matching lines @@
   if (initialized_)
     CP_Shutdown();
 
 #if defined(OS_WIN)
   if (module_) {
     FreeLibrary(module_);
     module_ = 0;
   }
 #endif
 }