Fix waiting for active window breakage

Fix waiting for active window breakage

Use QTRY_COMPARE(view == qGuiApp->focusWindow());

Change-Id: If5934f4355d9eb8da343f98277e3528f56926cd9
Fixes: QTBUG-21682, QTBUG-21683, QTBUG-21687, QTBUG-21680
Reviewed-on: http://codereview.qt-project.org/6087
Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Michael Brasser <michael.brasser@nokia.com>