[2.x] Delete TrapExitSecurityException (#8503)

build.sbt

@@ -485,6 +485,7 @@ lazy val runProj = (project in file("run"))
     contrabandSettings,
     mimaSettings,
     mimaBinaryIssueFilters ++= Seq(
+      exclude[MissingClassProblem]("sbt.TrapExitSecurityException"),
     )
   )
   .configure(addSbtIO, addSbtCompilerClasspath)

run/src/main/scala/sbt/TrapExitSecurityException.scala

@@ -1,23 +0,0 @@
-/*
- * sbt
- * Copyright 2023, Scala center
- * Copyright 2011 - 2022, Lightbend, Inc.
- * Copyright 2008 - 2010, Mark Harrah
- * Licensed under Apache License 2.0 (see LICENSE)
- */
-
-package sbt
-
-/**
- * A custom SecurityException that tries not to be caught. Closely based on a similar class in
- * Nailgun. The main goal of this exception is that once thrown, it propagates all of the way up the
- * call stack, terminating the thread's execution.
- */
-private final class TrapExitSecurityException(val exitCode: Int) extends SecurityException {
-  override def printStackTrace = throw this
-  override def toString = throw this
-  override def getCause = throw this
-  override def getMessage = throw this
-  override def fillInStackTrace = throw this
-  override def getLocalizedMessage = throw this
-}