Don’t trigger EXC_CORPSE_NOTIFY on OS X 10.11

tools/mac/exception_port_tool.ad

 // 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,
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 +
 *target*='TARGET':::
 'TARGET' defines which target’s exception ports to set: *host*, *task*, or
 *thread*. The default value of 'TARGET' is *task*. Operations on *host* are
 restricted to the superuser.
 +
 *mask*='MASK':::
 'MASK' defines the mask of exception types to handle, from
 +<mach/exception_types.h>+. This can be *BAD_ACCESS*, *BAD_INSTRUCTION*,
 *ARITHMETIC*, *EMULATION*, *SOFTWARE*, *BREAKPOINT*, *SYSCALL*, *MACH_SYSCALL*,
-*RPC_ALERT*, *CRASH*, *RESOURCE*, or *GUARD*. Different exception types may be
-combined by combining them with pipe characters (*|*). The special value *ALL*
-includes each exception type except for *CRASH*. To truly specify all exception
-types including *CRASH*, use *ALL|CRASH*. The default value of 'MASK' is
-*CRASH*.
+*RPC_ALERT*, *CRASH*, *RESOURCE*, *GUARD*, or *CORPSE_NOTIFY*. Different
+exception types may be combined by combining them with pipe characters (*|*).
+The special value *ALL* includes each exception type except for *CRASH*. To
+truly specify all exception types including *CRASH*, use *ALL|CRASH*. The
+default value of 'MASK' is *CRASH*.
 +
 *behavior*='BEHAVIOR':::
 'BEHAVIOR' defines the specific exception handler routine to be called when an
 exception occurs. This can be *DEFAULT*, *STATE*, or *STATE_IDENTITY*. *MACH*
 may also be specified by combining them with pipe characters (*|*). The most
 complete set of exception information is provided with *STATE_IDENTITY|MACH*.
 Not all exception servers implement all possible behaviors. The default value of
 'BEHAVIOR' is *DEFAULT|MACH*.
 +
 *flavor*='FLAVOR':::
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 *127*::
 The program specified by 'COMMAND' could not be found.
 
 == See Also
 
 man_link:catch_exception_tool[1],
 man_link:on_demand_service_tool[1]
 
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