[Qt-creator] Finding Qt bin for Kit

[Janne Koskinen]

> See QtKitInformation in ./src/plugins/qtsupport/qtkitinformation.h
>
> I think what are you looking for is:
> static BaseQtVersion *qtVersion(const ProjectExplorer::Kit *k);
> and BaseQtVersion::binPath() or  BaseQtVersion::qmakeCommand()

Thanks, it works :)

<snip>
ProjectExplorer::Project *pro =
ProjectExplorer::SessionManager::projectForFile(selectedFile);

QtSupport::BaseQtVersion *qtVersion =
QtSupport::QtKitInformation::qtVersion(pro->activeTarget()->kit());

Utils::FileName bin = qtVersion->binPath();
</snip>