Squish: Add workaround for native file dialogs on Win
Squish: Add workaround for native file dialogs on Win

Current Squish fails to hook into native file dialogs for
Qt5 builds. The workaround forces Qt Creator to use QFileDialog.

Change-Id: I3a28314bab54178d93cda85c0a36e9202f037c9c
Reviewed-by: Robert Loehning <1f928983f879a6fe326acd94487f754cc16e1fe4@digia.com>

Distrotech/qtcreator,danimo/qt-creator,colede/qtcreator,colede/qtcreator,xianian/qt-creator,omniacreator/qtcreator,xianian/qt-creator,farseerri/git_code,darksylinc/qt-creator,xianian/qt-creator,danimo/qt-creator,darksylinc/qt-creator,kuba1/qtcreator,Distrotech/qtcreator,darksylinc/qt-creator,amyvmiwei/qt-creator,AltarBeastiful/qt-creator,AltarBeastiful/qt-creator,darksylinc/qt-creator,xianian/qt-creator,darksylinc/qt-creator,omniacreator/qtcreator,amyvmiwei/qt-creator,maui-packages/qt-creator,omniacreator/qtcreator,Distrotech/qtcreator,martyone/sailfish-qtcreator,danimo/qt-creator,colede/qtcreator,colede/qtcreator,maui-packages/qt-creator,maui-packages/qt-creator,AltarBeastiful/qt-creator,xianian/qt-creator,amyvmiwei/qt-creator,colede/qtcreator,Distrotech/qtcreator,maui-packages/qt-creator,kuba1/qtcreator,amyvmiwei/qt-creator,danimo/qt-creator,amyvmiwei/qt-creator,farseerri/git_code,farseerri/git_code,kuba1/qtcreator,martyone/sailfish-qtcreator,martyone/sailfish-qtcreator,danimo/qt-creator,danimo/qt-creator,danimo/qt-creator,AltarBeastiful/qt-creator,martyone/sailfish-qtcreator,AltarBeastiful/qt-creator,darksylinc/qt-creator,kuba1/qtcreator,omniacreator/qtcreator,martyone/sailfish-qtcreator,kuba1/qtcreator,xianian/qt-creator,Distrotech/qtcreator,xianian/qt-creator,kuba1/qtcreator,martyone/sailfish-qtcreator,amyvmiwei/qt-creator,maui-packages/qt-creator,farseerri/git_code,Distrotech/qtcreator,kuba1/qtcreator,Distrotech/qtcreator,farseerri/git_code,darksylinc/qt-creator,maui-packages/qt-creator,colede/qtcreator,AltarBeastiful/qt-creator,AltarBeastiful/qt-creator,darksylinc/qt-creator,danimo/qt-creator,kuba1/qtcreator,xianian/qt-creator,omniacreator/qtcreator,xianian/qt-creator,omniacreator/qtcreator,farseerri/git_code,colede/qtcreator,farseerri/git_code,farseerri/git_code,martyone/sailfish-qtcreator,danimo/qt-creator,kuba1/qtcreator,maui-packages/qt-creator,AltarBeastiful/qt-creator,amyvmiwei/qt-creator,omniacreator/qtcreator,martyone/sailfish-qtcreator,amyvmiwei/qt-creator,martyone/sailfish-qtcreator