Dumper: Avoid output of plotting subprocess on console
Dumper: Avoid output of plotting subprocess on console

Change-Id: I2e1cfc95b556b7d0c2fc1770523d43159790aae1
Reviewed-by: hjk <4622a3e4640ee19ab4ebad197849e45b7170d50c@theqtcompany.com>

martyone/sailfish-qtcreator,martyone/sailfish-qtcreator,Distrotech/qtcreator,xianian/qt-creator,kuba1/qtcreator,kuba1/qtcreator,Distrotech/qtcreator,Distrotech/qtcreator,kuba1/qtcreator,danimo/qt-creator,danimo/qt-creator,martyone/sailfish-qtcreator,danimo/qt-creator,martyone/sailfish-qtcreator,danimo/qt-creator,kuba1/qtcreator,xianian/qt-creator,kuba1/qtcreator,danimo/qt-creator,xianian/qt-creator,xianian/qt-creator,kuba1/qtcreator,xianian/qt-creator,danimo/qt-creator,martyone/sailfish-qtcreator,xianian/qt-creator,martyone/sailfish-qtcreator,kuba1/qtcreator,Distrotech/qtcreator,martyone/sailfish-qtcreator,danimo/qt-creator,danimo/qt-creator,martyone/sailfish-qtcreator,danimo/qt-creator,Distrotech/qtcreator,kuba1/qtcreator,xianian/qt-creator,martyone/sailfish-qtcreator,kuba1/qtcreator,Distrotech/qtcreator,xianian/qt-creator,Distrotech/qtcreator,xianian/qt-creator