Remove AndroidRunner::asyncStop; always stop synchronously.

Change-Id: Ide262b32146cca6abdb59c26969deb64f255cf10
Reviewed-by: Daniel Teske <daniel.teske@digia.com>

src/plugins/android/androidrunner.cpp

@@ -256,10 +256,6 @@ void AndroidRunner::stop()
     m_checkPIDTimer.stop();
     if (m_processPID == -1)
         return; // don't emit another signal
-    QtConcurrent::run(this, &AndroidRunner::asyncStop);
-}
-void AndroidRunner::asyncStop()
-{
     killPID();
     emit remoteProcessFinished(tr("\n\n'%1' killed.").arg(m_packageName));
 }

src/plugins/android/androidrunner.h

@@ -71,7 +71,6 @@ private slots:
     void logcatReadStandardOutput();
     void startLogcat();
     void asyncStart();
-    void asyncStop();
 
 private:
     void adbKill(qint64 pid, const QString &device, int timeout = 2000, const QString &runAsPackageName = QString());