[Qt] Unreviewed gardening. Skipping and rebase failing tests on Qt bots.

Patch by Gabor Abraham <abrhm@inf.u-szeged.hu> on 2013-09-16

* platform/qt-wk1/TestExpectations:
* platform/qt-wk1/fast/events/before-unload-returnValue-expected.txt: Added r155367.
* platform/qt-wk1/inspector/console/command-line-api-expected.txt:
* platform/qt/TestExpectations:
* platform/qt/compositing/overflow/clipping-behaviour-change-is-not-propagated-to-descendants-expected.txt: Added r155607.
* platform/qt/compositing/overflow/clipping-behaviour-change-is-not-propagated-to-descendants2-expected.txt: Added r155607.

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@155853 268f45cc-cd09-0410-ab3c-d52691b4dbfc
Unreviewed, rolling out r155851.
http://trac.webkit.org/changeset/155851
https://bugs.webkit.org/show_bug.cgi?id=121429

checkbox states should be exposed through AtkState, not
AtkValue (Requested by msanchez on #webkit).

Source/WebCore:

* accessibility/atk/WebKitAccessibleInterfaceValue.cpp:
(webkitAccessibleValueGetCurrentValue):
* accessibility/atk/WebKitAccessibleWrapperAtk.cpp:
(getInterfaceMaskFromObject):

LayoutTests:

* platform/mac/accessibility/mixed-checkbox-expected.txt: Renamed from LayoutTests/accessibility/mixed-checkbox-expected.txt.
* platform/mac/accessibility/mixed-checkbox.html: Renamed from LayoutTests/accessibility/mixed-checkbox.html.
* platform/mac/accessibility/native-vs-nonnative-checkboxes-expected.txt: Renamed from LayoutTests/accessibility/native-vs-nonnative-checkboxes-expected.txt.
* platform/mac/accessibility/native-vs-nonnative-checkboxes.html: Renamed from LayoutTests/accessibility/native-vs-nonnative-checkboxes.html.

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@155854 268f45cc-cd09-0410-ab3c-d52691b4dbfc
[l10n] [pt_BR] Updated Brazilian Portuguese translation of WebKitGTK+ - 12/09/2013
https://bugs.webkit.org/show_bug.cgi?id=121255

Patch by Enrico Nicoletto <liverig@gmail.com> on 2013-09-16
Reviewed by Gustavo Noronha.

* pt_BR.po: updated.

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@155855 268f45cc-cd09-0410-ab3c-d52691b4dbfc