[Webkit-unassigned] [Bug 115148] New: AX: aria-expanded="undefined" is exposed as AXExpanded:NO (should not expose AXExpanded when aria-expanded is anything other than "true" or "false", except on roles where it is a required)

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=115148

           Summary: AX: aria-expanded="undefined" is exposed as
                    AXExpanded:NO (should not expose AXExpanded when
                    aria-expanded is anything other than "true" or
                    "false", except on roles where it is a required)
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: Unspecified
        OS/Version: Unspecified
            Status: UNCONFIRMED
          Severity: Normal
          Priority: P2
         Component: Accessibility
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: james at cookiecrook.com
                CC: james at cookiecrook.com,
                    webkit-bug-importer at group.apple.com


AX: aria-expanded="undefined" is exposed as AXExpanded:NO.

WebKit should not expose AXExpanded when aria-expanded is anything other than "true" or "false", except on roles where it is a required attr, which is only combobox in ARIA 1.0.

Test file
https://dvcs.w3.org/hg/pfwg/raw-file/default/ARIA/1.0/tests/test-files/roles-properties-supported-inherited/roles-properties-supported-inherited-alertdialog-aria-expanded-undefined.html

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