[ATK] Allowing the use of AccessibilityUIElement::columnHeaders method for table.
https://bugs.webkit.org/show_bug.cgi?id=139044

Patch by Andrzej Badowski <a.badowski@samsung.com> on 2014-11-28
Reviewed by Chris Fleizach.

ATK method AccessibilityUIElement::columnHeaders currently focused only on the object table cell.
The proposed solution will enable the use of this method for the object table.
Existing test shows the result.

Tools:

* WebKitTestRunner/InjectedBundle/atk/AccessibilityUIElementAtk.cpp:
(WTR::AccessibilityUIElement::columnHeaders):

LayoutTests:

* accessibility/table-column-headers-with-captions.html: Updated for ATK platform.
* platform/efl/accessibility/table-column-headers-with-captions-expected.txt: Added.
* platform/gtk/TestExpectations: Updated for GTK.
* platform/gtk/accessibility/table-column-headers-with-captions-expected.txt: Added.

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@176556 268f45cc-cd09-0410-ab3c-d52691b4dbfc
[WK2] SecComp buildfix after r168605 and r168999
https://bugs.webkit.org/show_bug.cgi?id=139080

Reviewed by Carlos Garcia Campos.

* Shared/linux/SeccompFilters/SyscallPolicy.cpp:
(WebKit::SyscallPolicy::addDefaultWebProcessPolicy):


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@176557 268f45cc-cd09-0410-ab3c-d52691b4dbfc
Fix -Wc++11-narrowing error in SeccompFilters.cpp
https://bugs.webkit.org/show_bug.cgi?id=139079

Reviewed by Carlos Garcia Campos.

* Shared/linux/SeccompFilters/SeccompFilters.cpp:
(WebKit::SeccompFilters::addRule):
* Shared/linux/SeccompFilters/SeccompFilters.h:


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@176558 268f45cc-cd09-0410-ab3c-d52691b4dbfc
[WK2] SecComp buildfix after r176452
https://bugs.webkit.org/show_bug.cgi?id=139081

Reviewed by Antti Koivisto.

* Shared/linux/SeccompFilters/SeccompBroker.cpp:
(WebKit::SeccompBrokerClient::dispatch):
(WebKit::SeccompBroker::runLoop):


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@176559 268f45cc-cd09-0410-ab3c-d52691b4dbfc