tst_QTreeView: fix use of uninited variable

Valgrind complained:

==13941== Conditional jump or move depends on uninitialised value(s)
==13941==    at 0x4206FC: tst_QTreeView::styleOptionViewItem()::MyDelegate::paint(QPainter*, QStyleOptionViewItem const&, QModelIndex const&) const (tst_qtreeview.cpp:3062)
[...]

Change-Id: I76da01c191415ba0a00b4b85312f2fe08e4ee2d2
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@digia.com>
QPageLayout: use existing qBound()

instead of rolling our own qt_clamp().

Change-Id: I2729ae3ff98e8c29c66f0f5c792b1bc7bf586f06
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@digia.com>
Android: use glyph cache resizing workaround with Vivante GC1000 GPU.

Task-number: QTBUG-38102
Change-Id: I9f423e15b9cbc3d2f424871f47795052b1f53e09
Reviewed-by: Eskil Abrahamsen Blomfeldt <eskil.abrahamsen-blomfeldt@digia.com>