QtWinExtras_dev_Integration #44: SUCCESS Tested changes (refs/builds/dev_1377688625): http://codereview.qt-project.org/63944 [PS1] - Make QWinThumbnailToolBar::clear() a slot http://codereview.qt-project.org/63791 [PS2] - Refactor QWinTaskbarProgress out of QWinTaskbarButton