Revert of Make ONCCertificateImporter async.

chromeos/network/onc/mock_certificate_importer.h

+// Copyright 2013 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 CHROMEOS_NETWORK_ONC_MOCK_CERTIFICATE_IMPORTER_H_
+#define CHROMEOS_NETWORK_ONC_MOCK_CERTIFICATE_IMPORTER_H_
+
+#include "base/basictypes.h"
+#include "base/values.h"
+#include "chromeos/chromeos_export.h"
+#include "chromeos/network/onc/onc_certificate_importer.h"
+#include "testing/gmock/include/gmock/gmock.h"
+
+namespace chromeos {
+namespace onc {
+
+class CHROMEOS_EXPORT MockCertificateImporter : public CertificateImporter {
+ public:
+  MockCertificateImporter();
+  virtual ~MockCertificateImporter();
+  MOCK_METHOD3(ImportCertificates, bool(const base::ListValue&,
+                                        ::onc::ONCSource,
+                                        net::CertificateList*));
+ private:
+  DISALLOW_COPY_AND_ASSIGN(MockCertificateImporter);
+};
+
+}  // namespace onc
+}  // namespace chromeos
+
+#endif  // CHROMEOS_NETWORK_ONC_MOCK_CERTIFICATE_IMPORTER_H_