hooking up ProcessTreeKiller

git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@7976 71c3de6d-444a-0410-be80-ed276b4c234a

core/src/main/java/hudson/Proc.java

@@ -2,8 +2,8 @@ package hudson;
 
 import hudson.remoting.Channel;
 import hudson.util.IOException2;
+import hudson.util.ProcessTreeKiller;
 import hudson.util.StreamCopyThread;
-import hudson.model.Hudson;
 
 import java.io.File;
 import java.io.IOException;
@@ -15,8 +15,6 @@ import java.util.concurrent.Future;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 
-import org.jvnet.winp.WinProcess;
-
 /**
  * External process wrapper.
  *
@@ -162,10 +160,7 @@ public abstract class Proc {
          * Destroys the child process without join.
          */
         private void destroy() {
-            if(Hudson.isWindows())
-                new WinProcess(proc).killRecursively();
-            else
-                proc.destroy();
+            ProcessTreeKiller.get().kill(proc);
         }
 
         private static class ByteCopier extends Thread {