Tommi: I need an owner review for the chrome frame changes.

base/test/test_reg_util_win.h

Index: base/test/test_reg_util_win.h
===================================================================
--- base/test/test_reg_util_win.h	(revision 0)
+++ base/test/test_reg_util_win.h	(revision 0)
@@ -0,0 +1,64 @@
+// Copyright (c) 2011 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.
+
+#ifndef BASE_TEST_TEST_REG_UTIL_H_
+#define BASE_TEST_TEST_REG_UTIL_H_
+#pragma once
+
+// Registry utility functions used only by tests.
+
+#include <string>
+#include <vector>
+
+#include "base/basictypes.h"
+#include "base/win/registry.h"
+
+namespace registry_util {
+
+// Allows a test to easily override registry hives so that it can start from a
+// known good state, or make sure to not leave any side effects once the test
+// completes.
+class RegistryOverrideManager {
+ public:
+  // All overridden hives will be descendents of this registry path under the
+  // main HKCU hive.
+  static const wchar_t kTempTestKeyPath[];
+
+  RegistryOverrideManager();
+  ~RegistryOverrideManager();
+
+  // Override the given registry hive using a temporary key named by temp_name
+  // under the temporary test key path.
+  void OverrideRegistry(HKEY override, const std::wstring& temp_name);
+
+  // Deletes all temporary test keys used by the overrides.
+  static void DeleteAllTempKeys();
+
+  // Removes all overrides and deletes all temporary test keys used by the
+  // overrides.
+  void RemoveAllOverrides();
+
+ private:
+  // Keeps track of one override.
+  class ScopedRegistryKeyOverride {
+   public:
+    ScopedRegistryKeyOverride(HKEY override, const std::wstring& temp_name);
+    ~ScopedRegistryKeyOverride();
+
+   private:
+    HKEY override_;
+    base::win::RegKey temp_key_;
+    std::wstring temp_name_;
+
+    DISALLOW_COPY_AND_ASSIGN(ScopedRegistryKeyOverride);
+  };
+
+  std::vector<ScopedRegistryKeyOverride*> overrides_;
+
+  DISALLOW_COPY_AND_ASSIGN(RegistryOverrideManager);
+};
+
+}  // namespace registry_util
+
+#endif  // BASE_TEST_TEST_REG_UTIL_H_
Property changes on: base\test\test_reg_util_win.h
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Added: svn:eol-style
   + LF