chromeos: Implement the new D-Bus client for update engine.

chrome/browser/chromeos/dbus/mock_update_engine_client.h

Index: chrome/browser/chromeos/dbus/mock_update_engine_client.h
diff --git a/chrome/browser/chromeos/dbus/mock_update_engine_client.h b/chrome/browser/chromeos/dbus/mock_update_engine_client.h
new file mode 100644
index 0000000000000000000000000000000000000000..21d6f4e9ec90ff34ad779386418ff3242ddb447a
--- /dev/null
+++ b/chrome/browser/chromeos/dbus/mock_update_engine_client.h
@@ -0,0 +1,32 @@
+// 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 CHROME_BROWSER_CHROMEOS_DBUS_MOCK_UPDATE_ENGINE_CLIENT_H_
+#define CHROME_BROWSER_CHROMEOS_DBUS_MOCK_UPDATE_ENGINE_CLIENT_H_
+
+#include <string>
+
+#include "chrome/browser/chromeos/dbus/update_engine_client.h"
+#include "testing/gmock/include/gmock/gmock.h"
+
+namespace chromeos {
+
+class MockUpdateEngineClient : public UpdateEngineClient {
+ public:
+  MockUpdateEngineClient();
+  virtual ~MockUpdateEngineClient();
+
+  MOCK_METHOD1(AddObserver, void(Observer*));
+  MOCK_METHOD1(RemoveObserver, void(Observer*));
+  MOCK_METHOD1(HasObserver, bool(Observer*));
+  MOCK_METHOD1(RequestUpdateCheck, void(UpdateCheckCallback));
+  MOCK_METHOD0(RebootAfterUpdate, void());
+  MOCK_METHOD1(SetReleaseTrack, void(const std::string&));
+  MOCK_METHOD1(GetReleaseTrack, void(GetReleaseTrackCallback));
+  MOCK_METHOD0(GetLastStatus, Status());
+};
+
+}  // namespace chromeos
+
+#endif  // CHROME_BROWSER_CHROMEOS_DBUS_MOCK_UPDATE_ENGINE_CLIENT_H_