Dumping property is too slow and introduces noticable leaks
In order to work, this optimisation needs f7a501515fcf1dafecb88
from Qt. (else it will not get optimized)
A copy of the client debugging code is made in src/libs/qmljsdebugclient/
(this comes from the qt code from commit 65642dd343bf61)
So the qmljsinspector plugin does not require anymore Qt private headers.
