Android: Add/Remove Android Device on configuring android sdk path

Task-number: QTCREATORBUG-9017

Change-Id: I5adf4be57b76cf8d0f8e0afebe9540a9f92a29a2
Reviewed-by: Eskil Abrahamsen Blomfeldt <eskil.abrahamsen-blomfeldt@digia.com>

src/plugins/android/androidconfigurations.h

@@ -132,6 +132,7 @@ private:
 
     int getSDKVersion(const QString &device) const;
     void updateAvailablePlatforms();
+    void updateAndroidDevice();
 
 
     static AndroidConfigurations *m_instance;