[Webkit-unassigned] [Bug 171443] New: AX: Improve performance of addChildren()/childrenChanged()

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Fri Apr 28 12:15:51 PDT 2017


https://bugs.webkit.org/show_bug.cgi?id=171443

            Bug ID: 171443
           Summary: AX: Improve performance of
                    addChildren()/childrenChanged()
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: All
                OS: All
            Status: NEW
          Keywords: InRadar
          Severity: Normal
          Priority: P2
         Component: Accessibility
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: n_wang at apple.com
                CC: n_wang at apple.com, webkit-bug-importer at group.apple.com

When childrenChanged() being called on some element, we are resetting the entire tree. 
Need to reduce the amount of unnecessary work.

<rdar://problem/31349636>

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