Mach port scopers should use get() instead of type conversion operators

tools/mac/catch_exception_tool.cc

 // 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 283 matching lines @@
   mach_msg_timeout_t timeout_ms;
   if (!options.has_timeout) {
     timeout_ms = kMachMessageTimeoutWaitIndefinitely;
   } else if (options.timeout_secs == 0) {
     timeout_ms = kMachMessageTimeoutNonblocking;
   } else {
     timeout_ms = options.timeout_secs * 1000;
   }
 
   mach_msg_return_t mr = MachMessageServer::Run(&universal_mach_exc_server,
-                                                service_port,
+                                                service_port.get(),
                                                 MACH_MSG_OPTION_NONE,
                                                 options.persistent,
                                                 receive_large,
                                                 timeout_ms);
   if (mr == MACH_RCV_TIMED_OUT && options.has_timeout && options.persistent &&
       exceptions_handled) {
     // This is not an error: when exiting on timeout during persistent
     // processing and at least one exception was handled, it’s considered a
     // success.
   } else if (mr != MACH_MSG_SUCCESS) {
     MACH_LOG(ERROR, mr) << "MachMessageServer::Run";
     return EXIT_FAILURE;
   }
 
   return EXIT_SUCCESS;
 }
 
 }  // namespace
 }  // namespace crashpad
 
 int main(int argc, char* argv[]) {
   return crashpad::CatchExceptionToolMain(argc, argv);
 }