Add MinidumpSystemInfoWriter and its test

compat/non_win/winnt.h

 // Copyright 2014 The Crashpad Authors. All rights reserved.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //
 //     http://www.apache.org/licenses/LICENSE-2.0
 //
 // Unless required by applicable law or agreed to in writing, software
 // distributed under the License is distributed on an "AS IS" BASIS,
@@ skipping 51 matching lines @@
 #define PROCESSOR_ARCHITECTURE_MSIL 8
 #define PROCESSOR_ARCHITECTURE_AMD64 9
 #define PROCESSOR_ARCHITECTURE_IA32_ON_WIN64 10
 #define PROCESSOR_ARCHITECTURE_NEUTRAL 11
 #define PROCESSOR_ARCHITECTURE_UNKNOWN 0xffff
 //! \}
 
 //! \anchor PF_x
 //! \name PF_*
 //!
-//! \brief CPU feature values for
-//!     CPU_INFORMATION::OtherCpuInfo::ProcessorFeatures.
+//! \brief CPU feature values for \ref CPU_INFORMATION::ProcessorFeatures
+//!     "CPU_INFORMATION::OtherCpuInfo::ProcessorFeatures".
 //!
 //! \{
 #define PF_FLOATING_POINT_PRECISION_ERRATA 0
 #define PF_FLOATING_POINT_EMULATED 1
 #define PF_COMPARE_EXCHANGE_DOUBLE 2
 #define PF_MMX_INSTRUCTIONS_AVAILABLE 3
 #define PF_PPC_MOVEMEM_64BIT_OK 4
 #define PF_ALPHA_BYTE_INSTRUCTIONS 5
 #define PF_XMMI_INSTRUCTIONS_AVAILABLE 6
 #define PF_3DNOW_INSTRUCTIONS_AVAILABLE 7
@@ skipping 89 matching lines @@
 //! \brief Operating system family values for MINIDUMP_SYSTEM_INFO::PlatformId.
 //!
 //! \sa crashpad::MinidumpOS
 //! \{
 #define VER_PLATFORM_WIN32s 0
 #define VER_PLATFORM_WIN32_WINDOWS 1
 #define VER_PLATFORM_WIN32_NT 2
 //! \}
 
 #endif  // CRASHPAD_COMPAT_NON_WIN_WINNT_H_