https://bugs.webkit.org/show_bug.cgi?id=124923

Patch by Krzysztof Czech <k.czech@samsung.com> on 2013-11-29
Reviewed by Mario Sanchez Prada.

Tools:

Added missing implementation of isAttributeSettable. Using
ATK_STATE_EDITABLE for checking whether attribute is settable.

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

LayoutTests:

Test could be reused by EFL and GTK as well.

* accessibility/content-editable-expected.txt: Renamed from LayoutTests/platform/mac/accessibility/content-editable-expected.txt.
* accessibility/content-editable.html: Renamed from LayoutTests/platform/mac/accessibility/content-editable.html.

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@159867 268f45cc-cd09-0410-ab3c-d52691b4dbfc