https://bugs.webkit.org/show_bug.cgi?id=65174

Source/WebCore: 

Make sure we do not call accessibilityIsIgnored() during the AccessibilityObject
creation flow. That can lead to loops.
   
Reviewed by Darin Adler.

Tests: accessibility/crash-determining-aria-role-when-label-present.html

* accessibility/AccessibilityObject.cpp:
(WebCore::createARIARoleMap):
* accessibility/AccessibilityRenderObject.cpp:
(WebCore::AccessibilityRenderObject::remapAriaRoleDueToParent):
(WebCore::AccessibilityRenderObject::determineAriaRoleAttribute):
* accessibility/AccessibilityRenderObject.h:

LayoutTests: 

Reviewed by Darin Adler.

* accessibility/crash-determining-aria-role-when-label-present-expected.txt: Added.
* accessibility/crash-determining-aria-role-when-label-present.html: Added.



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@93243 268f45cc-cd09-0410-ab3c-d52691b4dbfc