Allow exception forwarding to the system’s native crash reporter to be disabled

util/misc/tri_state.h

Index: util/misc/tri_state.h
diff --git a/util/misc/tri_state.h b/util/misc/tri_state.h
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+// 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_MISC_TRI_STATE_H_
+#define CRASHPAD_UTIL_MISC_TRI_STATE_H_
+
+#include <stdint.h>
+
+namespace crashpad {
+
+//! \brief A tri-state value that can be unset, on, or off.
+enum class TriState : uint8_t {
+  //! \brief The value has not explicitly been set.
+  //!
+  //! To allow a zero-initialized value to have this behavior, this must have
+  //! the value `0`.
+  kUnset = 0,
+
+  //! \brief The value has explicitly been set to on, or a behavior has
+  //!     explicitly been enabled.
+  kEnabled,
+
+  //! \brief The value has explicitly been set to off, or a behavior has
+  //!     explicitly been disabled.
+  kDisabled,
+};
+
+}  // namespace crashpad
+
+#endif  // CRASHPAD_UTIL_MISC_TRI_STATE_H_