QCamera signal readyForCaptureChanged(bool) never fired on Android device

The user wants to be able to take a few pictures with her Android device. The user wants to use Qt Camera example for this purpose and the user does not want to see any QML code in her application. Unfortunately it is not possible, the camera is never ready. The User's device is Nexus 7.

To reproduce this issue, the developer can use a standard Qt Camera example, which does use only C++ and QWidgets.