Source/WebCore: [AX][ATK] Added support for sort and help attributes.
https://bugs.webkit.org/show_bug.cgi?id=120456

Patch by Krzysztof Czech <k.czech@samsung.com> on 2013-09-03
Reviewed by Chris Fleizach.

Added support for aria-sort and aria-help attributes.

Test: accessibility/aria-sort.html

* accessibility/atk/WebKitAccessibleWrapperAtk.cpp:
(webkitAccessibleGetAttributes):

Tools: [AX][ATK] Added support for sort and help attributes
https://bugs.webkit.org/show_bug.cgi?id=120456

Patch by Krzysztof Czech <k.czech@samsung.com> on 2013-09-03
Reviewed by Chris Fleizach.

Added missing implementation to AccessibilityUIElement::helpText and support for
aria-sort attribute.

* DumpRenderTree/atk/AccessibilityUIElementAtk.cpp:
(coreAttributeToAtkAttribute):
* WebKitTestRunner/InjectedBundle/atk/AccessibilityUIElementAtk.cpp:
(WTR::coreAttributeToAtkAttribute):
(WTR::AccessibilityUIElement::helpText):

LayoutTests: [AX][ATK] Added support for sort and help attributes
https://bugs.webkit.org/show_bug.cgi?id=120456

Patch by Krzysztof Czech <k.czech@samsung.com> on 2013-09-03
Reviewed by Chris Fleizach.

Sharing aria-sort.html specific mac test with efl and gtk.
Changing specific expectations of some accessibility tests.

* accessibility/aria-sort-expected.txt: Renamed from LayoutTests/platform/mac/accessibility/aria-sort-expected.txt.
* accessibility/aria-sort.html: Renamed from LayoutTests/platform/mac/accessibility/aria-sort.html.
* platform/efl-wk2/TestExpectations:
* platform/efl-wk2/accessibility/image-link-expected.txt:
* platform/efl-wk2/accessibility/image-map2-expected.txt:
* platform/efl-wk2/accessibility/table-cell-spans-expected.txt:
* platform/efl-wk2/accessibility/table-cells-expected.txt:
* platform/gtk/accessibility/image-link-expected.txt:
* platform/gtk/accessibility/image-map2-expected.txt:
* platform/gtk/accessibility/table-cell-spans-expected.txt:
* platform/gtk/accessibility/table-cells-expected.txt:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@154976 268f45cc-cd09-0410-ab3c-d52691b4dbfc