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diff --git a/chrome/test/v8_unit_test.h b/chrome/test/v8_unit_test.h
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+// Copyright (c) 2009 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 CHROME_TEST_V8_UNIT_TEST_H_
+#define CHROME_TEST_V8_UNIT_TEST_H_
+
+#include <string>
+
+#include "base/string_piece.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "v8/include/v8.h"
+
+// A superclass for unit tests that involve running JavaeScript.  This class
+// sets up V8 context and has methods that make it easy to execute scripts in
+// this context as well as call functions in the context.
+class V8UnitTest : public testing::Test {
+ public:
+  V8UnitTest() {}
+  virtual void SetUp();
+
+ protected:
+  // Executes the given script source in the context.  The specified script
+  // name is used when reporting errors.
+  virtual void ExecuteScriptInContext(const StringPiece& script_source,
+                                      const StringPiece& script_name);
+
+  // Converts a v8::TryCatch into a human readable string.
+  virtual std::string ExceptionToString(v8::TryCatch* try_catch);
+
+  // Calls the specified function that resides in the global scope of the
+  // context.  If the function throws an exception, FAIL() is called to
+  // indicate a unit test failure.  This is useful for executing unit test
+  // functions implemented in JavaScript.
+  virtual void TestFunction(const std::string& function_name);
+
+  // This method is bound to a global function "log" in the context.
+  // Scripts running in the context can call this to print out logging
+  // information to the console.
+  static v8::Handle<v8::Value> Log(const v8::Arguments& args);
+
+  // Handle scope that is used throughout the life of this class.
+  v8::HandleScope handle_scope_;
+
+  // Context for the JavaScript in the test.
+  v8::Handle<v8::Context> context_;
+};
+
+#endif  // CHROME_TEST_V8_UNIT_TEST_H_
+
+// Copyright (c) 2009 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 CHROME_TEST_V8_UNIT_TEST_H_
+#define CHROME_TEST_V8_UNIT_TEST_H_
+
+#include <string>
+
+#include "base/string_piece.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "v8/include/v8.h"
+
+// A superclass for unit tests that involve running JavaeScript.  This class
+// sets up V8 context and has methods that make it easy to execute scripts in
+// this context as well as call functions in the context.
+class V8UnitTest : public testing::Test {
+ public:
+  V8UnitTest() {}
+  virtual void SetUp();
+
+ protected:
+  // Executes the given script source in the context.  The specified script
+  // name is used when reporting errors.
+  virtual void ExecuteScriptInContext(const StringPiece& script_source,
+                                      const StringPiece& script_name);
+
+  // Converts a v8::TryCatch into a human readable string.
+  virtual std::string ExceptionToString(v8::TryCatch* try_catch);
+
+  // Calls the specified function that resides in the global scope of the
+  // context.  If the function throws an exception, FAIL() is called to
+  // indicate a unit test failure.  This is useful for executing unit test
+  // functions implemented in JavaScript.
+  virtual void TestFunction(const std::string& function_name);
+
+  // This method is bound to a global function "log" in the context.
+  // Scripts running in the context can call this to print out logging
+  // information to the console.
+  static v8::Handle<v8::Value> Log(const v8::Arguments& args);
+
+  // Handle scope that is used throughout the life of this class.
+  v8::HandleScope handle_scope_;
+
+  // Context for the JavaScript in the test.
+  v8::Handle<v8::Context> context_;
+};
+
+#endif  // CHROME_TEST_V8_UNIT_TEST_H_
+