Fix license headers in a number of files

sandbox/win/src/process_thread_policy.h

-// Copyright (c) 2006-2010 The Chromium Authors. All rights reserved.
+// Copyright (c) 2012 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 SANDBOX_SRC_PROCESS_THREAD_POLICY_H_
 #define SANDBOX_SRC_PROCESS_THREAD_POLICY_H_
 
 #include <string>
 
 #include "sandbox/win/src/policy_low_level.h"
 
@@ skipping 61 matching lines @@
                                     const ClientInfo& client_info,
                                     const std::wstring &app_name,
                                     const std::wstring &command_line,
                                     PROCESS_INFORMATION* process_info);
 };
 
 }  // namespace sandbox
 
 
 #endif  // SANDBOX_SRC_PROCESS_THREAD_POLICY_H_