Testbench: add indeterminate value (ProgressBar)
Testbench: add indeterminate value (ProgressBar)

Change-Id: I871e09c407035d711bcca25ecbf2afed01c02b07
Reviewed-by: Jens Bache-Wiig <9cea9d70b08f8210134ec5959114f72bad51ed1d@digia.com>

kobolabs/qtquickcontrols,mizukusak/qtquickcontrols,kobolabs/qtquickcontrols,mizukusak/qtquickcontrols,richardmg/qtcomponents,drgvond/qtquickcontrols,drgvond/qtquickcontrols,jfaust/qtquickcontrols,richardmg/qtcomponents,drgvond/qtquickcontrols,kobolabs/qtquickcontrols,mizukusak/qtquickcontrols,jfaust/qtquickcontrols,jfaust/qtquickcontrols,richardmg/qtcomponents