[NaCl SDK] Consistent use of copyright header.

native_client_sdk/src/libraries/nacl_io_test/mount_mock.h

-/* Copyright (c) 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.
- */
+// Copyright (c) 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 LIBRARIES_NACL_IO_TEST_MOUNT_MOCK_H_
 #define LIBRARIES_NACL_IO_TEST_MOUNT_MOCK_H_
 
 #include "gmock/gmock.h"
 
 #include "nacl_io/mount.h"
 
 class MountMock : public Mount {
  public:
   MountMock();
   virtual ~MountMock();
 
   MOCK_METHOD3(Init, Error(int, StringMap_t&, PepperInterface*));
   MOCK_METHOD0(Destroy, void());
   MOCK_METHOD2(Access, Error(const Path&, int));
   MOCK_METHOD3(Open, Error(const Path&, int, ScopedMountNode*));
   MOCK_METHOD2(OpenResource, Error(const Path&, ScopedMountNode*));
   MOCK_METHOD1(Unlink, Error(const Path&));
   MOCK_METHOD2(Mkdir, Error(const Path&, int));
   MOCK_METHOD1(Rmdir, Error(const Path&));
   MOCK_METHOD1(Remove, Error(const Path&));
 };
 
 #endif  // LIBRARIES_NACL_IO_TEST_MOUNT_MOCK_H_
-