coverity#1399443 UrF: Unread field

fix like...

commit b9d63d49
Date:   Tue Jan 12 15:27:41 2016 +0200

    remove some unused Java code

    found by UCDetector

    Change-Id: Ic0295a24b26e206eb53eda2da540755477df86df

Change-Id: I5ce651905edbba3f23ebb421ebc0acadd54f39cf
Reviewed-on: https://gerrit.libreoffice.org/33379Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>

qadevOOo/runner/helper/ProcessHandler.java

@@ -116,7 +116,6 @@ public class ProcessHandler
     private int exitValue = -1;
     private boolean isFinished = false;
     private boolean isStarted = false;
-    private Pump stdout = null;
     private PrintStream stdIn = null;
     private Process m_aProcess = null;
     private boolean debug = false;
@@ -273,7 +272,7 @@ public class ProcessHandler
             return;
         }
         dbg("execute: pump io-streams");
-        stdout = new Pump(m_aProcess.getInputStream(), log, "out > ", bUseOutput);
+        new Pump(m_aProcess.getInputStream(), log, "out > ", bUseOutput);
         new Pump(m_aProcess.getErrorStream(), log, "err > ", bUseOutput);
         stdIn = new PrintStream(m_aProcess.getOutputStream());