QProcess/Unix: remove dead function

findExitCode() doesn't do anything on Unix.

Change-Id: I3efdc1380a39437c4c029073f3b10ccf7a65e580
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@gmx.de>
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>

src/corelib/io/qprocess.cpp

@@ -1152,8 +1152,9 @@ void QProcessPrivate::processFinished()
 
 #ifdef Q_OS_UNIX
     waitForDeadChild();
-#endif
+#else
     findExitCode();
+#endif
 
     cleanup();
 
@@ -1196,7 +1197,6 @@ bool QProcessPrivate::_q_startupNotification()
     setErrorAndEmit(QProcess::FailedToStart, errorMessage);
 #ifdef Q_OS_UNIX
     waitForDeadChild();
-    findExitCode();
 #endif
     cleanup();
     return false;
@@ -1245,9 +1245,6 @@ QProcess::~QProcess()
         kill();
         waitForFinished();
     }
-#ifdef Q_OS_UNIX
-    d->findExitCode();
-#endif
     d->cleanup();
 }
 

src/corelib/io/qprocess_p.h

@@ -356,9 +356,10 @@ public:
     void processFinished();
     void terminateProcess();
     void killProcess();
-    void findExitCode();
 #ifdef Q_OS_UNIX
     void waitForDeadChild();
+#else
+    void findExitCode();
 #endif
 #ifdef Q_OS_WIN
     STARTUPINFOW createStartupInfo();

src/corelib/io/qprocess_unix.cpp

@@ -853,10 +853,6 @@ bool QProcessPrivate::waitForFinished(const QDeadlineTimer &deadline)
     return false;
 }
 
-void QProcessPrivate::findExitCode()
-{
-}
-
 void QProcessPrivate::waitForDeadChild()
 {
     Q_ASSERT(forkfd != -1);