Remove some test functions that are actually integration tests.
Remove some test functions that are actually integration tests.

And they're already in the qcamerabackend test.

Change-Id: If3edba9035380372a2e8d46efe1cf41e91ce5f09
Reviewed-by: Ling Hu <101d85ee67591c50b337e818e23e96a238a1baf1@nokia.com>
Reviewed-by: Dmytro Poplavskiy <72e04cfb587e72184d425a79cb5cea0021f0b982@nokia.com>

mer-qt/qtmultimedia,webOS-ports/qtmultimedia,jfaust/qtmultimedia,nezticle/qtmultimedia,jfaust/qtmultimedia,nezticle/qtmultimedia,mer-qt/qtmultimedia,sergiusens/qtmultimedia,mer-qt/qtmultimedia,webOS-ports/qtmultimedia,jfaust/qtmultimedia,nezticle/qtmultimedia,sergiusens/qtmultimedia,webOS-ports/qtmultimedia,mer-qt/qtmultimedia,nezticle/qtmultimedia,sergiusens/qtmultimedia,webOS-ports/qtmultimedia,jfaust/qtmultimedia,sergiusens/qtmultimedia,nezticle/qtmultimedia,mer-qt/qtmultimedia,webOS-ports/qtmultimedia,sergiusens/qtmultimedia,jfaust/qtmultimedia