win: Fix OpenProcess(PROCESS_ALL_ACCESS, ...) on XP

util/win/xp_compat.h

Index: util/win/xp_compat.h
diff --git a/util/win/xp_compat.h b/util/win/xp_compat.h
new file mode 100644
index 0000000000000000000000000000000000000000..1501f3c58e31bdaacbc61e97809399f46a27c796
--- /dev/null
+++ b/util/win/xp_compat.h
@@ -0,0 +1,33 @@
+// Copyright 2015 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,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef CRASHPAD_UTIL_WIN_XP_COMPAT_H_
+#define CRASHPAD_UTIL_WIN_XP_COMPAT_H_
+
+#include <windows.h>
+
+namespace crashpad {
+
+enum {
+  //! \brief This is the XP-suitable value of `PROCESS_ALL_ACCESS`.
+  //!
+  //! Requesting `PROCESS_ALL_ACCESS` with the value defined when building
+  //! against a Vista+ SDK results in `ERROR_ACCESS_DENIED` when running on XP.
+  //! See https://msdn.microsoft.com/en-ca/library/windows/desktop/ms684880.aspx
+  kXPProcessAllAccess = STANDARD_RIGHTS_REQUIRED | SYNCHRONIZE | 0xFFF
+};
+
+}  // namespace crashpad
+
+#endif  // CRASHPAD_UTIL_WIN_XP_COMPAT_H_